Montana State Death Index
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Locations & Corresponding County Numbers Used in Earliest to 1953 Montana Death Index
Note: In the Index No. column of the actual indexes, the first letters are the location. The Numbers of the second part are the Item Number.
1930 - 1939: O
| ID | Index No | Last Name | First Name | Middle | Sex | Age | County Name | Date of Death | Comments |
| 17611 | Bt 9630 | O' BRIEN | EFFIE | F | 32 | Silver Bow | 7/24/1934 | ||
| 17680 | Bt 9699 | O' BRIEN | GEORGE | M | 59 | Silver Bow | 9/27/1934 | ||
| 20422 | MC 1888 | O' BRIEN | MICHAEL | M | 87 | Custer | 3/31/1934 | ||
| 21333 | Rbd 1397 | O' BRIEN | PETER | C | M | 55 | Rosebud | 12/31/1934 | |
| 590 | Blgs 3157 | OAK | HANNAH | F | 71 | Yellowstone | 11/19/1931 | ||
| 12854 | DL 2865 | OAK | PEDER | M | 43 | Deer Lodge | 11/1/1933 | ||
| 27707 | Ri 1103 | OAKES | CHESTER | M | 61 | Richland | 4/10/1935 | ||
| 7862 | GF 4627 | OAKES | MRS MARY | M | F | 68 | Cascade | 5/25/1932 | |
| 10858 | Tl 529 | OAKES | ROBERT | A | M | -1 | Toole | 9/9/1932 | |
| 5389 | Val 978 | OAKLAND | EDITH | W | F | 42 | Valley | 5/7/1931 | |
| 17063 | Blgs 3885 | OAKLAND | GARRY | L | M | -1 | Yellowstone | 8/17/1934 | |
| 9082 | Liv 1123 | OAKLEY | ETHEL | F | 35 | Park | 2/24/1932 | ||
| 50164 | GF 7451 | OAKLEY | JESSIE | C | M | 51 | Cascade | 9/5/1939 | |
| 14584 | Liv 1286 | OAKLEY | WILLIAM | M | 87 | Park | 12/14/1933 | ||
| 6408 | Bt 8377 | OASE | GLADYS | F | 28 | Silver Bow | 2/12/1932 | ||
| 31769 | Gla 1561 | OASTLER | FRANK | R | M | 65 | Glacier | 8/2/1936 | |
| 23620 | Bt 9841 | OATES | AGNES | F | 72 | Silver Bow | 1/8/1935 | ||
| 1186 | Bt 8190 | OATES | RICHARD | J | M | 58 | Silver Bow | 10/23/1931 | |
| 45709 | MC 2419 | OATMAN | EMMA | M | F | 88 | Custer | 4/21/1938 | |
| 45213 | La 1681 | OBACH | THOMAS | J | M | 52 | Lake | 8/19/1938 | |
| 27257 | Phil 894 | O'BACH | MICHAEL | M | 17 | Phillips | 9/22/1935 | ||
| 35969 | Blgs 4889 | O'BANION | JOYCE | D | F | -1 | Yellowstone | 9/29/1937 | |
| 57061 | La 643 | OBER | ROBERT | A | M | 20 | Lake | 3/6/1930 | |
| 13677 | Gld 972 | OBERDIN | KATHERINE | F | 67 | Dawson | 1/5/1933 | ||
| 54014 | Bl 994 | OBERG | VICTOR | E | M | -1 | Blaine | 12/30/1930 | |
| 27742 | Ri 1137 | OBERGFELL | DONALD | G | M | 10 | Richland | 9/5/1935 | |
| 39572 | MC 2281 | OBERHAFER | ALICE | M | F | 27 | Custer | 2/13/1937 | |
| 51737 | MC 2570 | OBERHAFER | MARY | J | F | 1 | Custer | 10/29/1939 | |
| 10554 | SB 3369 | OBERHAUSER | KATHERINE | F | 35 | Silver Bow | 5/12/1932 | ||
| 57773 | MslaC 2717 | OBERHEN | WILLIAM* | M | 0 | Missoula | 1/23/1930 | INF OF | |
| 13681 | Gld 976 | OBERHOFER | JOSEPH | M | 65 | Dawson | 1/14/1933 | ||
| 38290 | Gld 1279 | OBERHOFER | LOUIS | M | 60 | Dawson | 1/18/1937 | ||
| 20505 | MC 1973 | OBERHOFER | LUDWIG (INF OF) | F | 0 | Custer | 11/17/1934 | ||
| 11044 | Yel 1201 | OBERIANDER | ALBERT | A | M | 61 | Yellowstone | 3/2/1932 | |
| 17862 | Car 365 | OBERLIN | FRED | C | M | 69 | Carter | 12/18/1934 | |
| 3386 | Lin 725 | OBERMAYER | CARL | A | M | 21 | Lincoln | 8/26/1931 | |
| 40828 | Roos 1913 | OBERSHAW | MELDS | M | -1 | Roosevelt | 12/10/1937 | Infant of | |
| 33729 | Phil 944 | OBERST | ALFRED | P | M | -1 | Phillips | 4/26/1936 | |
| 50235 | GF 7525 | OBERT | ARTHUR* | M | M | 0 | Cascade | 11/6/1939 | |
| 23884 | Cbn 1008 | OBERT | JOSEPH | M | 73 | Carbon | 8/31/1935 | ||
| 10632 | SB 3447 | OBERTREIS | CHARIES | L | M | 53 | Silver Bow | 9/23/1932 | |
| 19476 | Hel 2990 | OBLAENDER | HENRY | C | M | 74 | Lewis & Clark | 4/24/1934 | |
| 4844 | SB 3038 1/2 | OBLIZALO | JOHN | M | 51 | Silver Bow | 1/3/1931 | ||
| 527 | Blgs 3094 | OBOYLE | JOHN | M | 70 | Yellowstone | 8/22/1931 | ||
| 31105 | Fltd 1726 | O'BOYLE | JAMES | M | 87 | Flathead | 2/6/1936 | ||
| 34260 | RL 787 | OBRES | JOSEF | M | 61 | Carbon | 3/5/1936 | ||
| 39235 | Lin 1111 | O'BRIAN | JAMES | C | M | 75 | Lincoln | 3/2/1937 | |
| 12291 | Bt 9289 | OBRIEN | ANN | F | 67 F | Silver Bow | 12/1/1933 | ||
| 11179 | Ana 2185 | OBRIEN | BRIDGET | F | 80 | Deer Lodge | 5/20/1933 | ||
| 66 | Ana 1912 | OBRIEN | DANIEL | M | 86 | Deer Lodge | 5/31/1931 | ||
| 534 | Blgs 3101 | OBRIEN | JAMES | C | M | 45 | Yellowstone | 9/12/1931 | |
| 4195 | Phil 633 | OBRIEN | JAMES | L | M | 46 | Phillips | 5/24/1931 | |
| 3370 | Lin 709 | OBRIEN | JOHN | D | M | 57 | Lincoln | 6/3/1931 | |
| 16029 | SB 3591 | OBRIEN | JOHN | P | M | 47 | Silver Bow | 6/5/1933 | |
| 3007 | Jef 560 | OBRIEN | MARGARET | F | 33 | Jefferson | 7/14/1931 | ||
| 1636 | DL 2317 | OBRIEN | MARY | F | 47 | Deer Lodge | 2/10/1931 | ||
| 1850 | Fal 371 | OBRIEN | MARY | F | 82 | Fallon | 7/12/1931 | ||
| 12807 | DL 2820 | OBRIEN | MARY | F | 56 | Deer Lodge | 8/10/1933 | ||
| 865 | Bt 7867 | OBRIEN | THOMAS | A | M | 68 | Silver Bow | 3/16/1931 | |
| 12089 | Bt 9085 | OBRIEN | THOMAS | M | 49 | Silver Bow | 7/14/1933 | ||
| 58933 | SB 3026 | O'BRIEN | ALLEN | A | M | 37 | Silver Bow | 12/12/1930 | |
| 30057 | Bt 10705 | O'BRIEN | BARNEY | M | 57 | Silver Bow | 7/11/1936 | ||
| 56023 | GF 3827 | O'BRIEN | BRIDGET | F | 68 | Cascade | 3/18/1930 | ||
| 25716 | Hel 3305 | O'BRIEN | EDWARD | F | M | 26 | Lewis & Clark | 10/31/1935 | |
| 53717 | Ana 1715 | O'BRIEN | EDWARD | T | M | 49 | Deer Lodge | 3/6/1930 | |
| 34514 | SB 4111 | O'BRIEN | ELIZABETH, MRS | F | 62 | Silver Bow | 3/18/1936 | ||
| 41501 | Val 1959 | O'BRIEN | ELLEN (HELEN) | F | 76 | Valley | 10/29/1937 | ||
| 31142 | Fltd 1763 | O'BRIEN | FRANCIS | M | M | 65 | Flathead | 6/13/1936 | |
| 46632 | Rbd 1746 | O'BRIEN | HENRY | D | M | 81 | Rosebud | 9/19/1938 | |
| 54467 | Bt 7091 | O'BRIEN | JAMES | M | 51 | Silver Bow | 1/13/1930 | aka Jordan | |
| 8329 | Hav 1330 | O'BRIEN | JAMES | M | 64 | Hill | 5/31/1932 | ||
| 45185 | La 1653 | O'BRIEN | JAMES III | F | M | -1 | Lake | 6/11/1938 | |
| 54462 | Bt 7088 | O'BRIEN | JOHN | F | M | 52 | Silver Bow | 1/11/1930 | |
| 30789 | DL 3487 | O'BRIEN | JOHN | P | M | 53 | Deer Lodge | 5/7/1936 | |
| 7576 | Fltd 1370 | O'BRIEN | JOHN | M | 77 | Flathead | 4/8/1932 | ||
| 34040 | Rav 1901 | O'BRIEN | JOHN | M | 53 | Ravalli | 10/9/1936 | ||
| 49430 | DL 4189 | O'BRIEN | JOHNIE | M | 7 | Deer Lodge | 4/16/1939 | ||
| 35486 | Ana 2893 | O'BRIEN | JOSEPH | M | M | 16 | Deer Lodge | 10/20/1937 | |
| 43016 | Bt 12125 | O'BRIEN | JULIA | F | 81 | Silver Bow | 10/13/1938 | ||
| 42645 | Bt 11752 | O'BRIEN | KATHLEEN | F | -1 | Silver Bow | 1/27/1938 | ||
| 30113 | Bt 10761 | O'BRIEN | LEONARD | J | M | 43 | Silver Bow | 8/19/1936 | |
| 58857 | SB 2950 | O'BRIEN | MARGARET | P | F | 65 | Silver Bow | 7/24/1930 | |
| 42939 | Bt 12047 | O'BRIEN | MARGARET | V | F | 69 | Silver Bow | 8/30/1938 | |
| 6374 | Bt 8343 | O'BRIEN | MARGARET | F | 43 | Silver Bow | 1/29/1932 | ||
| 38601 | Hel 3662 | O'BRIEN | MARGARET | F | 68 | Lewis & Clark | 3/20/1937 | ||
| 37400 | DL 3784 | O'BRIEN | MARY | F | 1 | Deer Lodge | 6/22/1937 | age unknown | |
| 6504 | Bt 8473 | O'BRIEN | MRS MARY | F | 73 | Silver Bow | 4/18/1932 | ||
| 55558 | DL 2217 | O'BRIEN | PATRICK | M | 1 | Deer Lodge | 8/8/1930 | age unknown | |
| 30744 | DL 3442 | O'BRIEN | PATRICK | M | 66 | Deer Lodge | 3/9/1936 | ||
| 35442 | Ana 2849 | O'BRIEN | PATRICK | M | 65 | Deer Lodge | 7/25/1937 | ||
| 57931 | MslaC 2872 | O'BRIEN | PATRICK | M | 32 | Missoula | 8/13/1930 | ||
| 38476 | Hav 2060 | O'BRIEN | REV CHARLES | L | M | 40 | Hill | 9/8/1937 | |
| 55014 | Bt 7639 | O'BRIEN | RICHARD | H | M | 61 | Silver Bow | 10/28/1930 | |
| 49467 | DL 4227 | O'BRIEN | RICHARD | M | 64 | Deer Lodge | 6/23/1939 | ||
| 24350 | DL 3339 | O'BRIEN | THOMAS | C | M | 50 | Deer Lodge | 11/25/1935 | |
| 27490 | Rav 1721 | O'BRIEN | THOMAS | S | M | 91 | Ravalli | 5/15/1935 | |
| 36290 | Bt 11029 | O'BRIEN | WALTER | J | M | 40 | Silver Bow | 1/12/1937 | |
| 30268 | Bt 10917 | O'BRIEN | WILLIAM | P | M | 40 | Silver Bow | 11/24/1936 | |
| 36813 | Bt 11554 | O'BRIEN | WILLIAM | P | M | 70 | Silver Bow | 10/17/1937 | |
| 10085 | Rav 1382 | OBRIST | ELSWORTH | M | 22 | Ravalli | 8/9/1932 | ||
| 2380 | GF 4418 | OBRYAN | JOHN | H | M | 83 | Cascade | 10/30/1931 | |
| 5825 | Bl 1072 | O'BRYAN | ELLA MAE | F | 1 | Blaine | 3/22/1932 | ||
| 55630 | DL 2286 | O'BRYAN | RICHARD | M | 22 | Deer Lodge | 12/23/1930 | ||
| 54854 | Bt 7478 | OBST | MAX | M | 41 | Silver Bow | 7/19/1930 | ||
| 24718 | GF 5534 | OBSTAR | KATHARINE | F | 37 | Cascade | 1/14/1935 | ||
| 38075 | GF 6636 | OBSTARCZYK | JOHN* | M | -1 | Cascade | 8/26/1937 | Infant of | |
| 54674 | Bt 7297 | OBUCHICZ | TONY | M | 40 | Silver Bow | 4/10/1930 | ||
| 9386 | MC 1713 | O'CARROLL | REV | J H | M | 57 | Custer | 10/5/1932 | |
| 31704 | GF 6360 | OCELIA | POULSON | F | 77 | Cascade | 12/23/1936 | ||
| 32359 | Hl 669 | OCHINO | ANDREW | M | 89 | Hill | 11/28/1936 | ||
| 2957 | Hl 495 | OCHINO | MRS ANDREW | F | 59 | Hill | 4/26/1931 | ||
| 2972 | Hl 510 | OCHINO | STELLA | F | 15 | Hill | 10/3/1931 | ||
| 27231 | Phil 868 | OCHITANI | BIDDY | F | 12 | Phillips | 6/16/1935 | ||
| 1668 | DL 2348 | OCHITANI | EICHI | M | 46 | Deer Lodge | 4/1/1931 | ||
| 15549 | Rav 1513 | OCHOA | ROSA | F | 32 | Ravalli | 8/19/1933 | ||
| 48159 | Blgs 5450 | OCHS | ELIZABETH | F | 57 | Yellowstone | 6/2/1939 | ||
| 57983 | MslaC 2924 | OCHS | HAROLD | C | M | -1 | Missoula | 11/14/1930 | |
| 4053 | MslaC 3138 | OCHSNER | HENRY | M | 36 | Missoula | 9/17/1931 | ||
| 13476 | GF 5106 | OCHSNER | PHILLIP | M | 67 | Cascade | 10/18/1933 | ||
| 13877 | Hel 2773 | OCK | WING | W | M | 65 | Lewis & Clark | 2/10/1933 | |
| 56757 | Hel 2302 | OCK WONG | CHARLES | M | 71 | Lewis & Clark | 9/1/1930 | ||
| 18690 | GF 5177 | OCKOA | MANUEL | H | M | 35 | Cascade | 1/3/1934 | |
| 59339 | Wh 444 | O'CLAIRE | PAUL | M | 74 | Wheatland | 12/14/1930 | ||
| 17250 | Boz 1624 | O'CONNEL | JAMES | D | M | 61 | Gallatin | 9/18/1934 | |
| 20523 | MC 1991 | O'CONNEL | WILLIAM | H | M | 61 | Custer | 12/27/1934 | |
| 2772 | Hel 2381 | OCONNELL | RICHARD | M | 47 | Lewis & Clark | 2/2/1931 | ||
| 12843 | DL 2855 | OCONNELL | RICHARD | M | 77 | Deer Lodge | 10/9/1933 | ||
| 30054 | Bt 10702 | O'CONNELL | ANNA | M | F | 19 | Silver Bow | 7/9/1936 | |
| 8446 | Hel 2600 | O'CONNELL | ELIZABETH | A | F | 73 | Lewis & Clark | 3/16/1932 | |
| 33095 | Mad 992 | O'CONNELL | JAMES | W | M | 60 | Madison | 9/17/1936 | |
| 51286 | LC 1554 | O'CONNELL | JEFFERY | M | 42 | Lewis & Clark | 12/21/1939 | ||
| 49140 | Cbn 1221 | O'CONNELL | JEREIMAH | M | 72 | Carbon | 2/27/1939 | ||
| 48309 | Blgs 5603 | O'CONNELL | JOHN | J | M | 37 | Yellowstone | 11/16/1939 | |
| 45039 | Kspl 2175 | O'CONNELL | JOSEPH | M | 67 | Flathead | 3/4/1938 | ||
| 49927 | GF 7212 | O'CONNELL | JOSEPHINE | MF | 42 | Cascade | 2/13/1939 | ||
| 23098 | Boz 1698 | O'CONNELL | NELLIE | M | F | 60 | Gallatin | 3/11/1935 | |
| 47559 | Yel 1807 | O'CONNELL | PATRICIA | A | F | 2 | Yellowstone | 2/1/1938 | |
| 26174 | LC 1253 | O'CONNELL | SAM | M | 51 | Lewis & Clark | 8/21/1935 | ||
| 54379 | Boz 1144 | O'CONNELL | TIMOTHY | D | M | 62 | Gallatin | 8/10/1930 | |
| 46194 | Phil 1054 | O'CONNELL | WILLIAM | F | M | 84 | Phillips | 1/27/1938 | |
| 34393 | Roos 1786 | O'CONNELL | WILLIAM | G | M | 44 | Roosevelt | 10/18/1936 | |
| 43151 | Bvd 596 | O'CONNELL | WILLIAM | M | 50 | Beaverhead | 2/13/1938 | ||
| 35077 | Val 1747 | O'CONNER | DONALD | H | M | -1 | Valley | 9/26/1936 | infant of |
| 1980 | Fltd 1317 | OCONNOR | ELIZABETH | M | F | 78 | Flathead | 9/19/1931 | |
| 30 | Ana 1875 | OCONNOR | HILARIA | F | 76 | Deer Lodge | 3/13/1931 | ||
| 894 | Bt 7896 | OCONNOR | IONE | J | F | 20 | Silver Bow | 4/1/1931 | |
| 13907 | Hel 2803 | OCONNOR | SERENA | F | 75 | Lewis & Clark | 4/10/1933 | ||
| 3310 | LC 871 | OCONNOR | TOM | M | 50 | Lewis & Clark | 10/11/1931 | ||
| 58627 | Roos 1112 | O'CONNOR | DANIEL* | F | 0 | Roosevelt | 8/24/1930 | INF OF | |
| 48983 | Bt 12752 | O'CONNOR | EDWARD | M | 29 | Silver Bow | 11/6/1939 | ||
| 48880 | Bt 12647 | O'CONNOR | ELLA | F | 54 | Silver Bow | 8/13/1939 | ||
| 35012 | Val 1682 | O'CONNOR | F | E | M | -1 | Valley | 6/27/1936 | infant of |
| 36892 | Bt 11633 | O'CONNOR | FRANK* | M | -1 | Silver Bow | 11/26/1937 | Infant of | |
| 44846 | Hel 3973 | O'CONNOR | JOHN | E | M | 83 | Lewis & Clark | 8/1/1938 | |
| 49534 | DL 4294 | O'CONNOR | JOHN | F | M | 59 | Deer Lodge | 10/23/1939 | |
| 18095 | Dil 620 | O'CONNOR | JOHN | S | M | 22 | Beaverhead | 4/29/1934 | |
| 34504 | SB 4101 | O'CONNOR | JULIA, MRS | F | 60 | Silver Bow | 3/1/1936 | ||
| 50064 | GF 7350 | O'CONNOR | MAE | V | F | 46 | Cascade | 6/12/1939 | |
| 36416 | Bt 11159 | O'CONNOR | MARY | A | F | 85 | Silver Bow | 3/6/1937 | |
| 32436 | Kspl 1900 | O'CONNOR | MARY | F | 70 | Flathead | 1/19/1936 | ||
| 8228 | Gra 436 | O'CONNOR | MARY ELLEN | F | 56 | Granite | 1/16/1932 | ||
| 17095 | Blgs 3916 | O'CONNOR | MICHAEL | C | M | 63 | Yellowstone | 10/2/1934 | |
| 29924 | Bt 10571 | O'CONNOR | MICHAEL | J | M | 63 | Silver Bow | 4/14/1936 | |
| 24135 | DL 3127 | O'CONNOR | MICHAEL | M | 64 | Deer Lodge | 1/7/1935 | ||
| 19670 | Jef 714 | O'CONNOR | PATRICK | M | 76 | Jefferson | 5/9/1934 | ||
| 56607 | Hav 1145 | O'CONNOR | RICHARD | C | M | -1 | Hill | 10/4/1930 | |
| 31329 | GF 5985 | O'CONNOR | SIDNEY | M | 59 | Cascade | 2/11/1936 | ||
| 44008 | GF 6787 | O'CONNOR | THOMAS | F | M | 69 | Cascade | 2/12/1938 | |
| 44886 | Hel 4014 | O'CONNORS | MARY | M | F | -1 | Lewis & Clark | 11/8/1938 | |
| 9726 | MslaC 3414 | OCSHNER | INFANT OF EDWARD | M | -1 | Missoula | 10/14/1932 | ||
| 52137 | Musl 1451 | O'DANIEL | ELLEN | F | 67 | Musselshell | 4/26/1939 | ||
| 17415 | Bt 9434 | O'DAY | JAMES | M | 67 | Silver Bow | 3/4/1934 | ||
| 7207 | DL 2477 | O'DEA | GEORGE | F | M | 47 | Deer Lodge | 1/24/1932 | |
| 6958 | Cas 933 | ODEGARD | ODWARD | M | 22 | Cascade | 10/15/1932 | ||
| 10719 | Sdn 841 | ODEGARD | ROALD | A | M | -1 | Sheridan | 7/15/1932 | |
| 43383 | Dan 653 | ODEGARD | RUBY | A | F | 14 | Daniels | 3/10/1938 | |
| 34394 | Roos 1787 | ODEGARD | SHIRLEY | C | F | -1 | Roosevelt | 10/23/1936 | |
| 40342 | Pra 438 | ODEKIRK | ORLANDO | M | 86 | Prairie | 1/31/1937 | ||
| 49298 | Dil 871 | ODELL | CHRISTINE | F | 71 | Beaverhead | 1/18/1939 | ||
| 8655 | Jef 609 | ODELL | INEZ | F | 24 | Jefferson | 7/17/1932 | ||
| 27577 | Rav 1809 | ODELL | JOHN | F | M | 64 | Ravalli | 12/26/1935 | |
| 15711 | Ri 964 | ODELL | MARY | I | F | 67 | Richland | 8/28/1933 | |
| 40422 | Rav 1988 | ODELL | SARAH | J | F | 78 | Ravalli | 4/22/1937 | |
| 10102 | Rav 1399 | ODELL | WALLACE | L | M | 23 | Ravalli | 9/29/1932 | |
| 54585 | Bt 7208 | O'DELL | DAMON | J | M | 40 | Silver Bow | 2/26/1930 | |
| 31052 | Fer 1104 | O'DELL | DAVE | M | 74 | Fergus | 2/17/1936 | ||
| 29070 | BH 1906 | O'DELL | EDWARD | M | 82 | Big Horn | 6/9/1936 | ||
| 47228 | SwG 689 | O'DELL | LEROY | D | M | -1 | Sweet Grass | 4/21/1938 | |
| 32209 | Hel 3456 | O'DELL | MARY | Elizabeth | F | 50 | Lewis & Clark | 6/20/1936 | |
| 52666 | Ri 1435 | ODENBACH | BARBARA | F | 77 | Richland | 8/8/1939 | ||
| 20314 | Lstn 1649 | ODENWALD | ADRIAN | M | 83 | Fergus | 10/31/1934 | ||
| 57462 | Lstn 1258 | ODERWALD | ELIZABETH | F | 83 | Fergus | 9/22/1930 | ||
| 10558 | SB 3373 | ODGERS | MRS JULIA | F | 69 | Silver Bow | 5/20/1932 | ||
| 5082 | SB 3275 | ODGERS | SAM | W | M | 60 | Silver Bow | 12/26/1931 | |
| 12123 | Bt 9119 | ODGERS | WILLIAM | M | 3 | Silver Bow | 8/14/1933 | ||
| 17439 | Bt 9458 | ODGERS | WILLIAM (INF OF) | M | 0 | Silver Bow | 3/21/1934 | ||
| 13633 | Gla 1279 | ODIKICK | ORA | O | F | 31 | Glacier | 12/25/1933 | |
| 55035 | Bt 7660 | ODLAND | CHARLES | T | M | -1 | Silver Bow | 11/11/1930 | |
| 45152 | La 1620 | ODLE | FRED | S | M | 72 | Lake | 3/10/1938 | |
| 12185 | Bt 9181 | ODLHAM | JOEL | M | M | 78 | Silver Bow | 9/27/1933 | |
| 11925 | Bt 8920 | ODONNELL | CHARLES | J | M | 34 | Silver Bow | 3/17/1933 | |
| 12673 | DL 2687 | ODONNELL | EDWARD | M | 52 | Deer Lodge | 1/9/1933 | ||
| 13979 | Hel 2875 | ODONNELL | ELLEN | F | F | 69 | Lewis & Clark | 8/22/1933 | |
| 36336 | Bt 11075 | O'DONNELL | BERNARD | M | 52 | Silver Bow | 1/31/1937 | ||
| 7781 | GF 4546 | O'DONNELL | BRIDGET | F | 60 | Cascade | 3/5/1932 | ||
| 36506 | Bt 11249 | O'DONNELL | DENNIS | M | 86 | Silver Bow | 4/18/1937 | ||
| 28117 | SB 3996 | O'DONNELL | ELIZA | J | F | 64 | Silver Bow | 8/7/1935 | |
| 46110 | MslaC 5198 | O'DONNELL | ETHEL | A | F | 57 | Missoula | 12/8/1938 | |
| 42678 | Bt 11785 | O'DONNELL | FRED | A | M | 43 | Silver Bow | 2/12/1938 | |
| 6639 | Bt 8609 | O'DONNELL | HUGH | C | M | 3 | Silver Bow | 8/5/1932 | |
| 6579 | Bt 8548 | O'DONNELL | HUGH | M | 69 | Silver Bow | 6/16/1932 | ||
| 41732 | Ana 2939 | O'DONNELL | JAMES | C | M | 49 | Deer Lodge | 2/9/1938 | |
| 35299 | Yel 1641 | O'DONNELL | JAMES | M | 72 | Yellowstone | 7/5/1936 | ||
| 43941 | Gal 1192 | O'DONNELL | JOE | M | 61 | Gallatin | 11/20/1938 | ||
| 23018 | Blgs 4254 | O'DONNELL | JOHN | C | M | 49 | Yellowstone | 11/6/1935 | |
| 57757 | MslaC 2702 | O'DONNELL | JOHN | W | M | 60 | Missoula | 1/3/1930 | |
| 7357 | DL 2622 | O'DONNELL | JOHN | M | 50 | Deer Lodge | 9/29/1932 | ||
| 48626 | Bt 12390 | O'DONNELL | JOHN | M | 50 | Silver Bow | 3/3/1939 | ||
| 50456 | Gra 703 | O'DONNELL | JOHN | M | 55 | Granite | 2/5/1939 | ||
| 31984 | Hav 1868 | O'DONNELL | LEONARD | M | M | -1 | Hill | 3/10/1936 | |
| 29421 | Blgs 4477 | O'DONNELL | MARJORIE | C | F | 14 | Yellowstone | 7/13/1936 | |
| 16555 | Ana 2274 | O'DONNELL | MARY | A | F | 75 | Deer Lodge | 1/23/1934 | |
| 38546 | Hel 3608 | O'DONNELL | MARY | A | F | 79 | Lewis & Clark | 1/25/1937 | |
| 43569 | DL 3994 | O'DONNELL | MARY | A | F | 67 | Deer Lodge | 6/8/1938 | |
| 6441 | Bt 8410 | O'DONNELL | MICHAEL | M | 77 | Silver Bow | 2/29/1932 | ||
| 25722 | Hel 3311 | O'DONNELL | MICHAEL | M | 71 | Lewis & Clark | 11/6/1935 | ||
| 53838 | Ana 1837 | O'DONNELL | MICHAEL | M | 56 | Deer Lodge | 11/26/1930 | ||
| 28107 | SB 3986 | O'DONNELL | MRS. DENNIS | F | 85 | Silver Bow | 7/28/1935 | ||
| 41040 | SB 4401 | O'DONNELL | PATRICK | M | 78 | Silver Bow | 8/14/1937 | ||
| 35811 | Blgs 4731 | O'DONNELL | PETER | J | M | 40 | Yellowstone | 3/31/1937 | |
| 34577 | SB 4173 | O'DONNELL | ROSETTA, MRS | F | 67 | Silver Bow | 8/17/1936 | ||
| 40986 | SB 4346 | O'DONNELL | THOMAS | M | 59 | Silver Bow | 5/8/1937 | ||
| 47024 | SB 4566 | O'DONNELL | WINIFRED | F | 56 | Silver Bow | 5/29/1938 | ||
| 39042 | La 1492 | O'DRISCOLL | SISTER M CLAVER | F | 75 | Lake | 2/16/1937 | ||
| 17538 | Bt 9557 | OECHSLI | GEORGE | R | M | 68 | Silver Bow | 5/26/1934 | |
| 20591 | Msla 916 | OEDER | FRANK | H | M | 51 | Missoula | 9/15/1934 | |
| 3842 | Msla 801 | OEDER | WILLIAM | M | 76 | Missoula | 2/28/1931 | ||
| 47379 | Val 2013 | OEFERT | JACOB | P | M | 17 | Valley | 4/6/1938 | |
| 42211 | Blgs 5087 | OEHLER | ALBRECHT | M | 51 | Yellowstone | 4/17/1938 | ||
| 23292 | Bt 10061 | OEHMKE | MRS. LUCILE | F | 49 | Silver Bow | 5/21/1935 | ||
| 23513 | Bt 10286 | OEHMKE | WM | C | M | 51 | Silver Bow | 11/11/1935 | |
| 17657 | Bt 9676 | OEHRLE | EUGENE (INF OF) | F | 0 | Silver Bow | 9/5/1934 | ||
| 35808 | Blgs 4728 | OELAND | MAUDE | F | 50 | Yellowstone | 3/29/1937 | ||
| 26106 | LC 1185 | OELGARDT | HENRY | C | M | 91 | Lewis & Clark | 1/1/1935 | |
| 35154 | Val 1823 | OELKE | CHRISTIAN | M | 29 | Valley | 12/30/1936 | ||
| 50407 | Gld 1411 | OELLERMANN | JOHN | M | 67 | Dawson | 4/4/1939 | ||
| 12060 | Bt 9055 | OENCKE | DATLEF | M | 53 | Silver Bow | 6/21/1933 | ||
| 46324 | Pon 1195 | OERTEL | HERMAN | M | 80 | Pondera | 7/27/1938 | ||
| 8975 | LC 977 | OERTEL | ROBERT | E | M | 40 | Lewis & Clark | 10/26/1932 | |
| 28065 | SB 3943 | OERTEL | WILLIAM | M | 79 | Silver Bow | 4/6/1935 | ||
| 18140 | DL 2903 | OERTLI | BERNHARDT | M | 87 | Deer Lodge | 1/4/1934 | ||
| 46445 | Rav 2079 | OERTLI | CASPER | M | 70 | Ravalli | 1/24/1938 | ||
| 31172 | Fltd 1792 | OESCH | JOHN | W | M | 63 | Flathead | 9/28/1936 | |
| 17597 | Bt 9616 | O'FARRELL | MICHAEL | J | M | 69 | Silver Bow | 7/13/1934 | |
| 56675 | Hel 2220 | OFFERLEE | FRANK | M | 69 | Lewis & Clark | 4/2/1930 | ||
| 19905 | La 1159 | OFFICER | JULIUS | E | M | 40 | Lake | 7/29/1934 | |
| 5207 | SwG 459 | OFFICER | ROBERT | P | M | -1 | Sweet Grass | 2/23/1931 | |
| 14892 | Mc 339 | OFFT | ANGIE | F | 70 | McCone | 11/4/1933 | ||
| 26741 | Mc 381 | OFFT | HENRY | M | 51 | McCone | 10/11/1935 | ||
| 7122 | Dan 447 | OFFTE | TORKEL | G | M | 73 | Daniels | 11/25/1932 | |
| 41442 | Val 1899 | OFSTEDAL | JOHN | M | 45 | Valley | 6/1/1937 | ||
| 24136 | DL 3128 | O'GARA | COSNTANCE | F | 61 | Deer Lodge | 1/10/1935 | ||
| 5935 | Blgs 3220 | OGBIN | LILLY | F | 51 | Yellowstone | 2/14/1932 | ||
| 27941 | Roos 1673 | OGBURN | AMANDA | C | F | 51 | Roosevelt | 11/21/1935 | |
| 5952 | Blgs 3237 | OGDEN | ALEXANDER | J | M | 86 | Yellowstone | 3/1/1932 | |
| 23408 | Bt 10177 | OGDEN | ARTHUR | L | M | 52 | Silver Bow | 8/18/1935 | |
| 57865 | MslaC 2808 | OGDEN | JAMES | D | M | -1 | Missoula | 5/31/1930 | |
| 12178 | Bt 9174 | OGDEN | MARY | A | F | 47 | Silver Bow | 9/23/1933 | |
| 24318 | DL 3308 | OGDEN | ROBERT | J | M | 77 | Deer Lodge | 10/14/1935 | |
| 38991 | Kspl 2137 | OGDEN | ROBERT* | J | M | -1 | Flathead | 11/14/1937 | Infant of |
| 55839 | Fltd 1228 | OGDON | JOHN | M | 57 | Flathead | 9/23/1930 | ||
| 19329 | Hav 1581 | OGELSBY, MRS | A | F | 69 | Hill | 6/12/1934 | ||
| 52452 | Rav 2270 | OGG | BENJAMIN | E | M | 56 | Ravalli | 5/18/1939 | |
| 51936 | MslaC 5327 | OGG | EDNA | N | F | 71 | Missoula | 4/29/1939 | |
| 9553 | MslaC 3238 | OGG | JOE | A | M | 8 | Missoula | 2/27/1932 | |
| 12227 | Bt 9224 | OGIER | FELIX | M | 73 | Silver Bow | 10/25/1933 | ||
| 37547 | DLCy 711 | OGILVIE | ROBERT | M | 63 | Powell | 6/18/1937 | ||
| 41719 | Yel 1801 | OGLE | IRENE | W | F | 81 | Yellowstone | 12/30/1937 | |
| 30142 | Bt 10790 | OGLE | LOUIS | M | 59 | Silver Bow | 9/11/1936 | ||
| 55229 | Cbn 711 | OGLESBEE | JAMES | H | M | 77 | Carbon | 3/26/1930 | |
| 1453 | Cbn 802 | OGLESBEE | KEITH | D | M | 2 | Carbon | 12/3/1931 | |
| 12463 | Cbn 897 | OGLESBEE | LEILA | M | F | -1 | Carbon | 9/29/1933 | |
| 17634 | Bt 9653 | OGLESBY | EBJAH | H | M | 57 | Silver Bow | 8/16/1934 | |
| 7120 | Dan 445 | OGLESBY | MRS KATIE | F | 46 | Daniels | 10/8/1932 | ||
| 45002 | Jef 934 | OGOLIN | TONY | M | 26 | Jefferson | 7/17/1938 | ||
| 38581 | Hel 3642 | OGREN | CELIA | E | F | 67 | Lewis & Clark | 2/16/1937 | |
| 23889 | Cbn 1013 | OGRODOWSKI | STEVE | M | 28 | Carbon | 9/23/1935 | ||
| 12914 | DLCy 523 | OGSTEAD | ARTHUR | M | 74 | Powell | 8/23/1933 | ||
| 30710 | DL 3408 | O'HALLORAN | JAMES | B | M | 21 | Deer Lodge | 2/11/1936 | |
| 47522 | Wh 654 | O'HALLORAN | JOSEPH | S | M | 32 | Wheatland | 5/31/1938 | |
| 48831 | Bt 12597 | O'HALLORAN | WILLIAM | M | 60 | Silver Bow | 7/14/1939 | ||
| 56876 | Jef 508 | O'HANLEY | ALEX | M | 81 | Jefferson | 6/5/1930 | ||
| 13430 | GF 5059 | OHANLON | PATRICK | M | 70 | Cascade | 9/3/1933 | ||
| 53327 | Tn 845 | O'HANLON | JERRY | J | M | 70 | Teton | 3/30/1939 | |
| 1060 | Bt 8063 | OHARA | MIKE | M | 42 | Silver Bow | 7/17/1931 | ||
| 43794 | Fer 1211 | O'HARA | JENNIE | L | F | 83 | Fergus | 8/3/1938 | |
| 22418 | Ana 2477 | O'HARA | JOHN | C | M | 27 | Deer Lodge | 6/8/1935 | |
| 3995 | MslaC 3080 | OHARE | LILLY | F | 68 | Missoula | 7/10/1931 | ||
| 2194 | GF 4232 | OHARE | MARY | F | 73 | Cascade | 4/4/1931 | ||
| 12172 | Bt 9168 | OHARE | PETER | M | 64 | Silver Bow | 9/20/1933 | ||
| 53469 | Val 2212 | O'HARE | MYRTLE | F | F | 58 | Valley | 10/5/1939 | |
| 52095 | MslaC 5488 | O'HARE | PETER | C | M | 47 | Missoula | 11/23/1939 | |
| 9096 | Liv 1138 | O'HEARN | JENNIE | A | F | 63 | Park | 4/4/1932 | |
| 52842 | Roos 2132 | O'HEARN | LAWRENCE | P | M | 63 | Roosevelt | 12/25/1939 | |
| 34564 | SB 4161 | O'HEARN | MARY | F | 72 | Silver Bow | 7/11/1936 | ||
| 39301 | Liv 1614 | O'HEARN | THOS. | J | M | 70 | Park | 2/5/1937 | |
| 34069 | Rav 1930 | O'HEARN | WILLIAM | B | M | 79 | Ravalli | 12/25/1936 | |
| 10106 | Rav 1403 | OHL | JACOB | S | M | 85 | Ravalli | 10/5/1932 | |
| 37032 | Cas 1182 | OHL | MATA | F | 85 | Cascade | 5/21/1937 | ||
| 7395 | DL 2661 | OHLEY | MRS TINA | V | F | 55 | Deer Lodge | 12/9/1932 | |
| 51749 | MC 2582 | OHLIN | NELS | J | M | 84 | Custer | 12/20/1939 | |
| 43779 | Fer 1197 | OHLSEN | CHRIS | M | 57 | Fergus | 3/29/1938 | ||
| 46467 | Rav 2102 | OHLSON | BERTHA | F | 74 | Ravalli | 2/23/1938 | ||
| 47467 | Val 2102 | OHLSON | CHARLES | M | 74 | Valley | 12/25/1938 | ||
| 41377 | Val 1833 | OHLSON | OTTO | M | 74 | Valley | 1/20/1937 | ||
| 39215 | Lib 212 | OHMAN | CHRISTINA | F | 74 | Liberty | 3/6/1937 | ||
| 22222 | Wx 259 | OHNSTAD | BURTON | L | M | 12 | Wibaux | 4/8/1934 | |
| 44562 | Gra 675 | OHRMAN | FLORA | B | F | 53 | Granite | 5/16/1938 | |
| 40270 | Pon 1113 | OIEN | KENNETH | T | M | -1 | Pondera | 6/2/1937 | |
| 33885 | Pon 1077 | OIEN | MARTIN | H | M | 44 | Pondera | 12/14/1936 | |
| 32555 | La 1332 | OIWA | CHARLES | M | M | 54 | Lake | 1/13/1936 | |
| 31538 | GF 6195 | OJA | MATT | M | 55 | Cascade | 7/13/1936 | ||
| 50213 | GF 7501 | OJA | VICTOR | M | 61 | Cascade | 10/17/1939 | ||
| 34952 | Val 1620 | OJA | WILBUR | A | M | 19 | Valley | 4/16/1936 | |
| 1637 | DL 2318 | OJALA | ELI | M | 38 | Deer Lodge | 2/10/1931 | ||
| 46346 | Pon 1218 | O'KAUL | EARL | M | M | 39 | Pondera | 11/3/1938 | |
| 11485 | Blgs 3482 | OKEANE | CATHERINE | F | 78 | Yellowstone | 1/31/1933 | ||
| 3591 | Lstn 1373 | OKEEFE | THOMAS | M | 67 | Fergus | 12/25/1931 | ||
| 37803 | Gar 431 | O'KEEFE | DAVID | L | M | 37 | Garfield | 11/5/1937 | |
| 26882 | MslaC 4034 | O'KEEFE | DONNA | M | 32 | Missoula | 3/6/1935 | ||
| 22283 | Yel 1413 | O'KEEFE | JAMES | M | 70 | Yellowstone | 5/26/1934 | ||
| 23366 | Bt 10135 | O'KEEFE | JOHANNA | F | 62 | Silver Bow | 7/15/1935 | ||
| 31299 | GF 5955 | O'KEEFE | JOHN | M | 96 | Cascade | 1/15/1936 | ||
| 16617 | Ana 2338 | O'KEEFE | MARY | C | F | 72 | Deer Lodge | 8/3/1934 | |
| 54575 | Bt 7198 | O'KEEFE | MARY | L | F | 41 | Silver Bow | 2/23/1930 | |
| 30163 | Bt 10811 | O'KEEFE | MICHAEL | J | M | 79 | Silver Bow | 9/27/1936 | |
| 44541 | Gra 653 | O'KEEFE | REMY | E | M | 40 | Granite | 1/5/1938 | |
| 31520 | GF 6177 | O'KEEFE | THOMAS | M | 59 | Cascade | 6/29/1936 | ||
| 27914 | Roos 1645 | OKEMA | ALICE | L | F | -1 | Roosevelt | 6/3/1935 | |
| 49197 | Cho 1207 | OKERMAN | AUGUST | M | 78 | Choteau | 3/6/1939 | ||
| 13512 | GF 5143 | OKERMAN | MARY | F | 70 | Cascade | 11/21/1933 | ||
| 42812 | Bt 11920 | OKKALA | ANDREW | M | 52 | Silver Bow | 5/21/1938 | ||
| 29994 | Bt 10642 | OLACHNO | STANLEY | M | 49 | Silver Bow | 5/31/1936 | ||
| 1737 | DL 2415 | OLANDER | EMIL | J | M | 49 | Deer Lodge | 8/16/1931 | |
| 55637 | DLCy 365 | OLAQUE | ANTONIA | M | 56 | Powell | 1/2/1930 | ||
| 48490 | Br 525 | OLARY | JAMES | M | 31 | Broadwater | 10/1/1939 | ||
| 32893 | Liv 1580 | OLBEKSON | MARY | E | F | 74 | Park | 10/17/1936 | |
| 37121 | Cho 1105 | OLBU | MAGLIN | R | M | 82 | Choteau | 2/13/1937 | aka ALBU |
| 8271 | GV 173 | OLCOTT | ELIZA | F | 74 | Golden Valley | 5/30/1932 | ||
| 27779 | RL 740 | OLCOTT | LEWIS | M | 68 | Carbon | 3/22/1935 | ||
| 29359 | Blgs 4414 | OLCOTT | WILLIAM | A | M | 48 | Yellowstone | 4/29/1936 | |
| 47112 | SB 4657 | OLD | FANNIE | F | 87 | Silver Bow | 12/10/1938 | ||
| 22559 | BH 1746 | OLD BULL | DARLENE | A | F | 5 | Big Horn | 5/3/1935 | |
| 29121 | BH 1961 | OLD BULL | IVAN | M | 1 | Big Horn | 10/31/1936 | ||
| 50367 | Gla 1889 | OLD CHIEF | EMMA | F | -1 | Glacier | 10/7/1939 | ||
| 44399 | Gla 1737 | OLD CHIEF | GLADYS | F | -1 | Glacier | 3/6/1938 | ||
| 50339 | Gla 1858 | OLD CHIEF LEWIS | ROSE | F | 24 | Glacier | 6/7/1939 | ||
| 25209 | Gla 1490 | OLD CHIEF* | PAUL | M | -1 | Glacier | 11/15/1935 | (Inf of) | |
| 16723 | BH 1622 | OLD COYOTE | (NONE) | M | 76 | Big Horn | 4/29/1934 | ||
| 47936 | BH 2760 | OLD COYOTE | DESSIE | S | M | -1 | Big Horn | 1/27/1939 | |
| 47804 | BH 2244 | OLD DWARF | ANNA | R | F | -1 | Big Horn | 1/8/1939 | |
| 41897 | BH 2127 | OLD DWARF | EUNICE | F | -1 | Big Horn | 2/27/1938 | ||
| 35585 | BH 2049 | OLD DWARF | SILAS | M | M | -1 | Big Horn | 7/28/1937 | |
| 5716 | BH 1379 | OLD HORN | WILMA | J | F | 1 | Big Horn | 2/22/1932 | |
| 35601 | BH 2065 | OLD LADY MEDICINE HORSE | F | 90 | Big Horn | 8/16/1937 | |||
| 25142 | Gla 1421 | OLD MAN CHIEF | IRENE | F | 6 | Glacier | 3/11/1935 | ||
| 50366 | Gla 1888 | OLD MAN CHIEF | LYDIA | M | F | -1 | Glacier | 10/2/1939 | |
| 8077 | Gla 1110 | OLD PERSON | INFANT OF GEORGE | F | 1 | Glacier | 3/13/1932 | ||
| 19109 | Gla 1363 | OLD PERSON | JANE | F | 12 | Glacier | 10/26/1934 | ||
| 50335 | Gla 1854 | OLD PERSON | LEROY | M | -1 | Glacier | 5/11/1939 | ||
| 10371 | Roos 1267 | OLD ROCK | CHARIES | M | M | 4 | Roosevelt | 3/18/1932 | |
| 40280 | Pon 1123 | OLD ROCK | GEORGIANA | F | 1 | Pondera | 8/9/1937 | ||
| 46292 | Pon 1163 | OLD ROCK | MARY | E | F | 7 | Pondera | 1/26/1938 | |
| 33849 | Pon 1039 | OLD ROCK | MARY | M | F | 5 | Pondera | 8/8/1936 | |
| 21027 | Pon 882 | OLD ROCK | PETER | M | 57 | Pondera | 6/12/1934 | ||
| 47938 | Bl 1651 | OLD THUNDER | JOHN | M | 84 | Blaine | 1/13/1939 | ||
| 34415 | Roos 1906 | OLD WOMAN HIS DAY | NONE GIVEN | F | 89 | Roosevelt | 11/20/1936 | ||
| 41939 | BH 2173 | OLDBEAR | ARTHUR | M | 20 | Big Horn | 4/28/1938 | ||
| 47931 | BH 2581 | OLDBULL | ELDRID | M | M | -1 | Big Horn | 1/4/1939 | |
| 21325 | Rbd 1389 | OLDBULL | NANCY | A | F | -1 | Rosebud | 12/14/1934 | |
| 13617 | Gla 1261 | OLDCHIEF | MABEL | F | 2 | Glacier | 10/26/1933 | ||
| 2463 | Gla 1022 | OLDCHIEF | MARY | F | 2 | Glacier | 4/28/1931 | ||
| 233 | BH 1311 | OLDCROW | RICHARD | M | 7 | Big Horn | 7/31/1931 | ||
| 243 | BH 1323 | OLDCROW | THERESA | F | 3 | Big Horn | 8/30/1931 | ||
| 58830 | SB 2923 | OLDE | JAMES | M | 47 | Silver Bow | 6/17/1930 | ||
| 20854 | Musl 1150 | OLDEN | DSRA | F | 30 | Musselshell | 3/14/1934 | ||
| 20864 | Musl 1160 | OLDEN | KENNETH | M | -1 | Musselshell | 7/20/1934 | ||
| 54486 | Bt 7110 | OLDENBURG | LUCEY | F | 70 | Silver Bow | 1/22/1930 | ||
| 47721 | Ana 3156 | OLDHABER | ALBERT | H | M | 52 | Deer Lodge | 6/6/1939 | |
| 7888 | GF 4653 | OLDHAM | CHARIES | B | M | 93 | Cascade | 6/20/1932 | |
| 30166 | Bt 10814 | OLDHAUBER | GAIL | F | 40 | Silver Bow | 9/28/1936 | ||
| 215 | BH 1292 | OLDHORN | LOUIS | M | 0 | Big Horn | 6/26/1931 | ||
| 2528 | Gla 1095 | OLDMANCHIEF | LOUISE | F | 19 | Glacier | 5/6/1931 | ||
| 35838 | Blgs 4758 | OLDRIDGE | HOWARD | M | 0 | Yellowstone | 4/29/1937 | ||
| 15795 | Roos 1336 | OLDROCK | ELLA | M | F | -1 | Roosevelt | 1/27/1933 | |
| 4770 | Roos 1210 | OLDROCK | EVA | F | -1 | Roosevelt | 8/3/1931 | ||
| 4304 | Pon 709 | OLDROCK | PAUL | M | 32 | Pondera | 5/17/1931 | ||
| 4773 | Roos 1213 | OLDROCK | ROSE | J | F | 30 | Roosevelt | 8/24/1931 | |
| 3582 | Lstn 1364 | OLDS | ALICE | B | F | 31 | Fergus | 11/30/1931 | |
| 33050 | Lstn 1931 | OLDS | BOBBY | C | M | -1 | Fergus | 12/14/1936 | |
| 42781 | Bt 11889 | OLDS | DONALD | E | M | -1 | Silver Bow | 4/27/1938 | |
| 13453 | GF 5083 | OLDS | ELIZABETH | M | F | -1 | Cascade | 9/30/1933 | |
| 2197 | GF 4235 | OLDS | ELIZABETH | F | 60 | Cascade | 4/8/1931 | ||
| 14623 | Lstn 1504 | OLDS | LEWIS | B | M | -1 | Fergus | 4/8/1933 | |
| 10538 | SB 3353 | OLDS | THOMAS | M | 68 | Silver Bow | 4/18/1932 | ||
| 40959 | SB 4319 | OLDSTEN | FRED | F | M | 82 | Silver Bow | 3/29/1937 | |
| 1388 | Cas 869 | OLDTHUNDERWOMAN | F | 1 | Cascade | 8/21/1931 | aka MOUIS | ||
| 22599 | BH 1787 | OLE WHITEMAN | M | 64 | Big Horn | 8/3/1935 | |||
| 39875 | MslaC 4710 | OLEAN | WALFRED* | M | 0 | Missoula | 5/12/1937 | Infant of | |
| 51882 | MslaC 5269 | OLEAN | WALFRED* | M | 0 | Missoula | 2/20/1939 | ||
| 1101 | Bt 8104 | OLEARY | ALBERT | H | M | -1 | Silver Bow | 8/15/1931 | |
| 16119 | SB 3681 | OLEARY | INFANT* | F | 0 | Silver Bow | 12/10/1933 | INFANT OF LELAND | |
| 16120 | SB 3682 | OLEARY | INFANT* | F | 0 | Silver Bow | 12/10/1933 | INFANT OF LELAND | |
| 16121 | SB 3683 | OLEARY | INFANT* | F | 0 | Silver Bow | 12/10/1933 | INFANT OF LELAND | |
| 12124 | Bt 9120 | OLEARY | JAMES | M | 66 | Silver Bow | 8/14/1933 | ||
| 1185 | Bt 8189 | OLEARY | MARY | F | 71 | Silver Bow | 10/22/1931 | ||
| 28338 | SwG 621 | O'LEARY | ALBERT | P | M | 64 | Sweet Grass | 12/28/1935 | |
| 22746 | Bl 1418 | O'LEARY | ARLEAN | P | F | 9 | Blaine | 6/10/1935 | |
| 43027 | Bt 12136 | O'LEARY | FRANK | M | 57 | Silver Bow | 10/22/1938 | ||
| 6582 | Bt 8551 | O'LEARY | INFANT OF HENRY | M | -1 | Silver Bow | 6/17/1932 | ||
| 16729 | BH 1628 | O'LEARY | JAMES | M | 57 | Big Horn | 4/14/1934 | ||
| 47725 | Ana 3160 | O'LEARY | JOHN | J | M | 55 | Deer Lodge | 6/22/1939 | |
| 54981 | Bt 7607 | O'LEARY | JOHN | J | M | 38 | Silver Bow | 10/12/1930 | |
| 58836 | SB 2929 | O'LEARY | JOHN | M | 63 | Silver Bow | 6/26/1930 | ||
| 58897 | SB 2990 | O'LEARY | JOHN | M | 73 | Silver Bow | 10/20/1930 | ||
| 46965 | SB 4507 | O'LEARY | MARGARET | F | 50 | Silver Bow | 1/30/1938 | ||
| 27584 | Rbd 1401 | O'LEARY | MARY | M T | F | 16 | Rosebud | 1/12/1935 | |
| 16633 | Ana 2354 | O'LEARY | MARY | F | 43 | Deer Lodge | 9/13/1934 | ||
| 55613 | DL 2269 | O'LEARY | MICHAEL | H | M | 73 | Deer Lodge | 11/22/1930 | |
| 42293 | Blgs 5169 | O'LEARY | MICHAEL | P | M | 0 | Yellowstone | 8/13/1938 | |
| 36863 | Bt 11604 | O'LEARY | MICHAEL | T | M | 61 | Silver Bow | 11/10/1937 | |
| 35783 | Blgs 4703 | O'LEARY | MICHAEL* | M | 0 | Yellowstone | 3/2/1937 | Infant of | |
| 52352 | Pow 418 | O'LEARY | PATRICK | J | M | 61 | Powell | 1/15/1939 | |
| 8342 | Hav 1343 | O'LEARY | PATRICK | M | 63 | Hill | 7/14/1932 | ||
| 5933 | Blgs 3218 | O'LEARY | PAUL | D | M | -1 | Yellowstone | 2/14/1932 | |
| 58797 | SB 2890 | O'LEARY | QUINN | M | 39 | Silver Bow | 4/27/1930 | ||
| 36896 | Bt 11637 | O'LEARY | RALPH* | S | M | -1 | Silver Bow | 11/28/1937 | Infant of |
| 7199 | DL 2469 | O'LEARY | TIM | M | 63 | Deer Lodge | 1/10/1932 | ||
| 31608 | GF 6264 | O'LEARY | WILLIAM | F | M | 60 | Cascade | 9/25/1936 | |
| 41389 | Val 1846 | OLENGER | PHILLIP | M | 74 | Valley | 2/4/1937 | ||
| 14096 | JB 236 | OLESEN | HOWARD | L | M | 5 | Judith Basin | 1/26/1933 | |
| 14095 | JB 235 | OLESEN | LOUISE | J | F | -1 | Judith Basin | 1/25/1933 | |
| 56891 | Jef 523 | OLESEN | OLE | M | 85 | Jefferson | 10/8/1930 | ||
| 37184 | Cus 300 | OLESON | HANS | P | M | 70 | Custer | 10/22/1937 | |
| 39607 | MC 2316 | OLESON | JOE | T | M | 44 | Custer | 6/3/1937 | |
| 14845 | MC 1822 | OLESON | MARIE | G | F | 33 | Custer | 10/11/1933 | |
| 44801 | Hel 3927 | OLESON | MARTIN | M | 89 | Lewis & Clark | 5/15/1938 | ||
| 38433 | Hav 2016 | OLESON | MARY | J | F | 3 | Hill | 4/16/1937 | |
| 19344 | Hav 1597 | OLESON | MARY | V | F | 65 | Hill | 7/21/1934 | |
| 45746 | MC 2458 | OLESON | OSCAR* | F | -1 | Custer | 10/25/1938 | infant of | |
| 51063 | La 1731 | OLESON | SYNEVA | J M | F | 66 | Lake | 1/24/1939 | |
| 6823 | Bt 8794 | OLESON | WALTER | R | M | 3 | Silver Bow | 12/22/1932 | |
| 44337 | GF 7123 | OLESON | WILLIAM | M | 62 | Cascade | 11/27/1938 | ||
| 30242 | Bt 10890 | OLESON' | JACOB | M | 68 | Silver Bow | 11/9/1936 | ||
| 34921 | Val 1588 | OLEVARRI | JOSEPH | M | 28 | Valley | 3/10/1936 | ||
| 32438 | Kspl 1902 | O'LEXEY | BILLIE | Jr. | M | 0 | Flathead | 1/24/1936 | |
| 18788 | GF 5276 | OLEYAR | JOHN | M | -1 | Cascade | 4/12/1934 | ||
| 34341 | Roos 1732 | OLFERT | ANNA | F | 35 | Roosevelt | 4/8/1936 | ||
| 5355 | Val 1021 | OLFERT | GLADDIS | N | F | -1 | Valley | 11/8/1931 | |
| 7259 | DL 2528 | OLFERT | JOHN | D | M | 36 | Deer Lodge | 4/14/1932 | |
| 3922 | MslaC 3007 | OLICH | PETER | M | 71 | Missoula | 3/20/1931 | ||
| 2941 | Hel 2551 | OLIEN | ANDREW | M | 65 | Lewis & Clark | 12/22/1931 | ||
| 29814 | Bt 10462 | OLIN | ANDREW | M | 67 | Silver Bow | 2/15/1936 | ||
| 32803 | Lin 1091 | OLIN | ANNA | D | F | 75 | Lincoln | 12/18/1936 | |
| 11113 | Yel 1270 | OLIN | ETTA | M | F | 51 | Yellowstone | 12/2/1932 | |
| 45400 | Lin 1229 | OLIN | WESLEY | F | M | 85 | Lincoln | 10/26/1938 | |
| 26495 | Lstn 1758 | OLINGER | CHESTER | A | M | 24 | Fergus | 8/3/1935 | |
| 41611 | Yel 1693 | OLINGER | EMMA | A | F | 74 | Yellowstone | 1/19/1937 | |
| 42246 | Blgs 5122 | OLINGER | FORREST | F | M | 1 | Yellowstone | 6/4/1938 | |
| 53641 | Yel 1981 | OLINGER | HAROLD | L | M | 15 | Yellowstone | 9/13/1939 | |
| 34493 | SB 4090 | OLIPHANT | DORIS, MRS | F | 37 | Silver Bow | 2/7/1936 | ||
| 9990 | PR 187 | OLIPHANT | ORIANDO | C | M | 30 | Powder River | 6/10/1932 | |
| 20653 | MslaC 3789 | OLIVA | LEONA | A | F | 40 | Missoula | 4/25/1934 | |
| 59112 | Tl 419 | OLIVAS | DOLORES | M | 22 | Toole | 4/30/1930 | ||
| 26605 | MC 2013 | OLIVER | ALFRED | E | M | 68 | Custer | 2/13/1935 | |
| 17007 | Blgs 3829 | OLIVER | AMELIA | M | F | 84 | Yellowstone | 5/21/1934 | |
| 32751 | Lin 1039 | OLIVER | APPY | Mable | F | 60 | Lincoln | 3/12/1936 | |
| 13150 | Gal 911 | OLIVER | BERNARD | M | 30 | Gallatin | 8/29/1933 | ||
| 55269 | Cbn 754 | OLIVER | BESSIE | F | 50 | Carbon | 12/22/1930 | ||
| 42949 | Bt 12058 | OLIVER | CAROLINE | F | 87 | Silver Bow | 9/8/1938 | ||
| 36842 | Bt 11583 | OLIVER | CHARLES | M | 81 | Silver Bow | 11/1/1937 | ||
| 48855 | Bt 12621 | OLIVER | CHARLOTTE | M | F | 31 | Silver Bow | 7/29/1939 | |
| 42477 | Boz 2129 | OLIVER | DORA | J | F | 74 | Gallatin | 4/21/1938 | |
| 36083 | Boz 1957 | OLIVER | ELMA | M | F | 26 | Gallatin | 2/5/1937 | |
| 37233 | Dil 769 | OLIVER | EMMA | A | F | 61 | Beaverhead | 1/21/1937 | |
| 16197 | Stw 778 | OLIVER | FLORENCE | E | M | 73 | Stillwater | 4/28/1933 | |
| 14776 | MC 1753 | OLIVER | FRANCIS | H | F | 38 | Custer | 3/8/1933 | |
| 50023 | GF 7310 | OLIVER | GEORGE | M | 59 | Cascade | 5/4/1939 | ||
| 14823 | MC 1800 | OLIVER | IRENE | M | F | 69 | Custer | 7/23/1933 | |
| 3620 | Mad 690 | OLIVER | JAMES | F | M | 87 | Madison | 4/23/1931 | |
| 49415 | DL 4175 | OLIVER | JAMES | L | M | 66 | Deer Lodge | 3/27/1939 | |
| 1440 | Cbn 789 | OLIVER | JANE | K | F | 32 | Carbon | 8/9/1931 | |
| 32851 | Liv 1538 | OLIVER | JEFFERSON | D | M | 73 | Park | 6/7/1936 | |
| 42440 | Boz 2092 | OLIVER | MYRNA | R | F | -1 | Gallatin | 1/16/1938 | |
| 7709 | Gar 284 | OLIVER | ORAL | O | M | 53 | Garfield | 12/29/1932 | |
| 23130 | Boz 1731 | OLIVER | ROBERT | B | M | 50 | Gallatin | 6/7/1935 | |
| 28448 | Val 1337 | OLIVER | ROBERT | P | M | -1 | Valley | 1/8/1935 | |
| 37071 | Cbn 1095 | OLIVER | SAMUEL | J | M | 48 | Carbon | 1/29/1937 | |
| 7165 | Dil 520 | OLIVER | STANLEY | D | M | 70 | Beaverhead | 4/21/1932 | |
| 44027 | GF 6807 | OLIVER | THERESA | W | F | 87 | Cascade | 2/28/1938 | |
| 18427 | Fal 493 | OLIVER | VAUGHN | F | M | -1 | Fallon | 12/1/1934 | |
| 7015 | Cbn 861 | OLIVER | VIOLET | F | -1 | Carbon | 11/27/1932 | ||
| 28335 | SwG 618 | OLIVER | WILLIAM | J | M | 45 | Sweet Grass | 10/27/1935 | |
| 44122 | GF 6905 | OLIVER | WILLIAM | P | M | 73 | Cascade | 5/9/1938 | |
| 28458 | Val 1347 | OLIVERSON | JAMES | M | M | 64 | Valley | 1/12/1935 | |
| 2547 | Gld 829 | OLJAR | MARTIN | F | M | -1 | Dawson | 2/26/1931 | |
| 28576 | Val 1465 | OLJAR* | PETER | M | -1 | Valley | 7/18/1935 | (Inf of) | |
| 29810 | Bt 10458 | OLKER | PET | M | 40 | Silver Bow | 2/2/1936 | ||
| 33865 | Pon 1056 | OLLINGER | ELIZA | M | F | 59 | Pondera | 10/8/1936 | |
| 46320 | Pon 1191 | OLLINGER | MARY | W | F | 56 | Pondera | 7/4/1938 | |
| 38541 | Hel 3603 | OLLIPHANT | MONA | A | F | -1 | Lewis & Clark | 1/23/1937 | |
| 4970 | SB 3164 | OLLIPHANT | WILMA | F | 2 | Silver Bow | 5/31/1931 | ||
| 39597 | MC 2306 | OLMLI | MARY | F | 48 | Custer | 5/10/1937 | ||
| 14854 | MC 1831 | OLMSTEAD | ADA | B | F | 52 | Custer | 11/8/1933 | |
| 39909 | MslaC 4744 | OLMSTEAD | ALICE | F | 55 | Missoula | 6/20/1937 | ||
| 4314 | Pon 719 | OLMSTEAD | ALLEN | E | M | 3 | Pondera | 9/29/1931 | |
| 17324 | Bt 9342 | OLMSTEAD | CARRIE | F | 60 | Silver Bow | 1/7/1934 | ||
| 18655 | Gar 319 | OLMSTEAD | EDNA | M | F | 23 | Garfield | 3/23/1934 | |
| 49983 | GF 7270 | OLMSTEAD | MARY ANN | F | 65 | Cascade | 3/22/1939 | ||
| 13288 | GF 4916 | OLMSTEAD | PERRY | J | M | 40 | Cascade | 3/18/1933 | |
| 16541 | Yel 1356 | OLMSTEAD | ROBERT | S | M | -1 | Yellowstone | 11/26/1933 | |
| 7160 | Dil 515 | OLMSTEAD | THOMAS | D | M | 26 | Beaverhead | 4/7/1932 | |
| 13193 | Gar 308 | OLMSTEAD | WILLIAM | M | 61 | Garfield | 10/17/1933 | ||
| 56167 | GF 3970 | OLOUGHLIN | THOMAS | M | 53 | Cascade | 7/28/1930 | ||
| 4595 | Ri 776 | OLSEN | ADDIEL | F | M | 56 | Richland | 2/28/1931 | |
| 51840 | MslaC 5227 | OLSEN | ALMA | M | 64 | Missoula | 1/10/1939 | ||
| 19959 | LC 1088 | OLSEN | ALMOND | M | 53 | Lewis & Clark | 1/13/1934 | ||
| 40210 | Phil 1048 | OLSEN | ARCHIE | E | M | 19 | Phillips | 12/20/1937 | |
| 53107 | SB 4873 | OLSEN | ARTHUR* | H | M | -1 | Silver Bow | 12/29/1939 | |
| 16963 | Blgs 3784 | OLSEN | CAROLINE | B | F | 63 | Yellowstone | 3/27/1934 | |
| 58480 | Ri 718 | OLSEN | CARRIE | N | F | 54 | Richland | 4/15/1930 | |
| 50678 | Hel 4084 | OLSEN | CLIFFORD* | F | -1 | Lewis & Clark | 2/20/1939 | ||
| 48770 | Bt 12535 | OLSEN | DOLORES | F | -1 | Silver Bow | 6/5/1939 | ||
| 39578 | MC 2287 | OLSEN | ENES | C | M | 41 | Custer | 3/9/1937 | |
| 4069 | MslaC 3154 | OLSEN | ESTHER | F | 47 | Missoula | 10/11/1931 | ||
| 27296 | Pk 583 | OLSEN | HAGAN | M | 69 | Park | 6/6/1935 | ||
| 21349 | Ri 1015 | OLSEN | HAGEN | M | 76 | Richland | 5/27/1934 | ||
| 21334 | Ri 1000 | OLSEN | HARVEY | M | 17 | Richland | 4/3/1934 | ||
| 3215 | La 823 | OLSEN | HELEN | F | 12 | Lake | 8/30/1931 | ||
| 47254 | Tl 767 | OLSEN | J* | M | -1 | Toole | 2/16/1938 | infant of | |
| 47217 | Stw 1060 | OLSEN | JACOB | M | 49 | Stillwater | 10/11/1938 | ||
| 57082 | La 664 | OLSEN | JOHN | C | M | 64 | Lake | 4/15/1930 | |
| 8568 | Hel 2722 | OLSEN | JOHN | F | M | 68 | Lewis & Clark | 10/27/1932 | |
| 10689 | Sdn 811 | OLSEN | JOHN | M | 50 | Sheridan | 1/23/1932 | ||
| 42604 | Bt 11712 | OLSEN | JOHN | M | 66 | Silver Bow | 1/7/1938 | ||
| 626 | Boz 1199 | OLSEN | JOSEPH | F | M | 38 | Gallatin | 2/2/1931 | |
| 51386 | Liv 1803 | OLSEN | JOSEPH | P | M | 42 | Park | 1/20/1939 | |
| 1809 | DLCy 434 | OLSEN | LEWIS | H | M | 35 | Powell | 7/22/1931 | |
| 4947 | SB 3141 | OLSEN | LOUIS | M | 68 | Silver Bow | 4/17/1931 | ||
| 45821 | Msla 1033 | OLSEN | MARTIN | A | M | 18 | Missoula | 1/31/1938 | |
| 10692 | Sdn 814 | OLSEN | NELS | C | M | 60 | Sheridan | 2/9/1932 | |
| 991 | Bt 7994 | OLSEN | NETTIE | F | 71 | Silver Bow | 5/24/1931 | ||
| 6691 | Bt 8661 | OLSEN | NORMA | E | F | 7 | Silver Bow | 9/10/1932 | |
| 577 | Blgs 3144 | OLSEN | OLAVA | B | F | 64 | Yellowstone | 10/30/1931 | |
| 7285 | DL 2554 | OLSEN | OLAVUS | A | M | 72 | Deer Lodge | 6/5/1932 | |
| 56530 | Hav 1068 | OLSEN | OLE | A | M | 69 | Hill | 3/19/1930 | |
| 53119 | Sdn 1236 | OLSEN | OTTO | E | M | 49 | Sheridan | 3/10/1939 | |
| 43002 | Bt 12111 | OLSEN | PAUL* | H | M | -1 | Silver Bow | 10/7/1938 | infant of |
| 43003 | Bt 12112 | OLSEN | PAUL* | H | M | -1 | Silver Bow | 10/7/1938 | infant of |
| 36991 | Car 414 | OLSEN | SVEN | M | 88 | Carter | 2/4/1937 | ||
| 37985 | GF 6546 | OLSEN | WILLIAM | C | M | 54 | Cascade | 5/15/1937 | |
| 48778 | Bt 12543 | OLSEN | WILLIAM | G | M | 1 | Silver Bow | 6/9/1939 | |
| 27741 | Ri 1136 | OLSEN* | NELS | F | 0 | Richland | 8/29/1935 | ||
| 24060 | Dan 579 | OLSEN* | THOMAS | P | M | 50 | Daniels | 12/18/1935 | |
| 28555 | Val 1444 | OLSGARD | ELMER | C | M | 61 | Valley | 5/24/1935 | |
| 30836 | DL 3535 | OLSHESKE | WALTER | M | 31 | Deer Lodge | 7/15/1936 | ||
| 45812 | Min 345 | OLSON | A. FRED | M | 66 | Mineral | 7/3/1938 | ||
| 55900 | Gal 741 | OLSON | ADOLPH | M | 54 | Gallatin | 12/31/1930 | ||
| 34976 | Val 1645 | OLSON | ALBERT | M | 39 | Valley | 5/12/1936 | ||
| 23765 | Bt 9987 | OLSON | ALFRED | M | 52 | Silver Bow | 3/24/1935 | ||
| 3419 | Liv 1030 | OLSON | ALICE | J | F | -1 | Park | 2/20/1931 | |
| 50272 | GF 7564 | OLSON | ALICE | F | 29 | Cascade | 12/9/1939 | ||
| 10453 | San 597 | OLSON | ALVIN | E | M | 22 | Sanders | 9/27/1932 | |
| 49287 | Daw 418 | OLSON | ANDREW | A | M | 81 | Dawson | 5/24/1939 | |
| 7125 | Dan 454 | OLSON | ANDREW | E | M | 76 | Daniels | 12/15/1932 | |
| 30972 | DLCy 637 | OLSON | ANDREW | M | 0 | Powell | 2/3/1936 | infant of | |
| 44309 | GF 7095 | OLSON | ANDREW | M | 70 | Cascade | 10/31/1938 | ||
| 17899 | Cas 1037 | OLSON | ANNA | F | 87 | Cascade | 11/6/1934 | ||
| 27232 | Phil 869 | OLSON | ARTHUR | N | M | 24 | Phillips | 6/18/1935 | |
| 45810 | Min 343 | OLSON | AUGUSTA | F | 75 | Mineral | 5/17/1938 | ||
| 56807 | Hel 2353 | OLSON | BEATRICE* | F | 0 | Lewis & Clark | 12/15/1930 | INF OF | |
| 49265 | Dan 675 | OLSON | BENNETT | J | M | 61 | Daniels | 1/12/1939 | |
| 52291 | Pon 1248 | OLSON | BERENT | A | M | 68 | Pondera | 3/25/1939 | |
| 42097 | Bl 1649 | OLSON | BERTE | K | F | 82 | Blaine | 12/30/1938 | |
| 33517 | MslaC 4466 | OLSON | BERTHA | E | F | 50 | Missoula | 8/16/1936 | |
| 35770 | Blgs 4690 | OLSON | BETTY | J | F | -1 | Yellowstone | 2/10/1937 | |
| 19684 | Jef 729 | OLSON | BRUNO | M | 74 | Jefferson | 8/3/1934 | ||
| 18378 | DL Cy 551 | OLSON | C | A | M | 74 | Powell | 6/30/1934 | |
| 9439 | Mc 318 | OLSON | CARI | M | 54 | McCone | 12/14/1932 | ||
| 55032 | Bt 7657 | OLSON | CARL | L | M | 15 | Silver Bow | 11/9/1930 | |
| 7586 | Fltd 1380 | OLSON | CAROLINE | F | 72 | Flathead | 6/3/1932 | ||
| 42571 | Br 479 | OLSON | CAROLINE | F | 75 | Broadwater | 3/13/1938 | ||
| 3418 | Liv 1029 | OLSON | CARROLL | J | F | -1 | Park | 2/19/1931 | |
| 5253 | Tl 468 | OLSON | CHARLES | H | M | 59 | Toole | 4/8/1931 | |
| 28887 | Ana 2620 | OLSON | CHARLES | O | M | 72 | Deer Lodge | 4/9/1936 | |
| 40345 | Pra 441 | OLSON | CHARLES | O | M | 70 | Prairie | 3/4/1937 | |
| 18205 | DL 2967 | OLSON | CHARLES | M | 68 | Deer Lodge | 4/22/1934 | ||
| 30568 | Cus 275 | OLSON | CHARLES | M | 57 | Custer | 7/16/1936 | ||
| 56413 | Gld 764 | OLSON | CHARLES | M | 72 | Dawson | 3/15/1930 | ||
| 4745 | Roos 1183 | OLSON | CHRISTIAN | M | 73 | Roosevelt | 5/7/1931 | ||
| 54103 | Blgs 2692 | OLSON | CHRISTINE | M | 57 | Yellowstone | 4/12/1930 | ||
| 7800 | GF 4566 | OLSON | CHRISTOPHER | M | 64 | Cascade | 3/28/1932 | ||
| 18049 | Dan 509 | OLSON | CLARA | A | F | 55 | Daniels | 7/6/1934 | |
| 47378 | Val 2012 | OLSON | CLARENCE* | M | 0 | Valley | 4/2/1938 | infant of | |
| 58231 | Pow 274 | OLSON | CLIFFORD | L | M | -1 | Powell | 6/23/1930 | |
| 2479 | Gla 1039 | OLSON | DAVID | J | M | 4 | Glacier | 8/31/1931 | |
| 19676 | Jef 720 | OLSON | ED | M | 45 | Jefferson | 6/13/1934 | ||
| 40637 | Ri 1282 | OLSON | EDDIE | M | 39 | Richland | 5/7/1937 | ||
| 28648 | Val 1538 | OLSON | EDNA | M | F | -1 | Valley | 12/12/1935 | |
| 2747 | Hav 1277 | OLSON | EDWARD | M | 56 | Hill | 11/30/1931 | ||
| 41574 | Wh 621 | OLSON | EDWARD | M | 83 | Wheatland | 5/19/1937 | ||
| 10458 | San 602 | OLSON | EDWIN | M | 66 | Sanders | 10/16/1932 | ||
| 27554 | Rav 1785 | OLSON | EDWRD | M | 83 | Ravalli | 10/29/1935 | ||
| 41416 | Val 1873 | OLSON | ELAINE | M | F | -1 | Valley | 4/15/1937 | |
| 27933 | Roos 1665 | OLSON | ELLA | M | F | 49 | Roosevelt | 10/31/1935 | |
| 8222 | Gld 968 | OLSON | ELMER | S | M | 45 | Dawson | 12/18/1932 | |
| 362 | Blgs 2928 | OLSON | ELMER | W | M | -1 | Yellowstone | 1/25/1931 | |
| 15455 | Pra 345 | OLSON | ELSIE | F | 81 | Prairie | 3/21/1933 | ||
| 23251 | Bt 10019 | OLSON | EMMA | F | 46 | Silver Bow | 4/12/1935 | ||
| 50786 | Hel 4195 | OLSON | EVAN | M | 58 | Lewis & Clark | 8/5/1939 | ||
| 46340 | Pon 1212 | OLSON | EVELYN | E M | F | 53 | Pondera | 10/11/1938 | |
| 25380 | Hav 1684 | OLSON | EVEN | M | 91 | Hill | 1/24/1935 | ||
| 30386 | Cas 1106 | OLSON | EVERTT | R | M | 27 | Cascade | 2/5/1936 | |
| 46719 | Ri 1380 | OLSON | FAY | F | 48 | Richland | 8/25/1938 | ||
| 5401 | Val 990 | OLSON | FERN | W | F | 12 | Valley | 6/26/1931 | |
| 45373 | Lin 1202 | OLSON | FLORENCE | V | F | 50 | Lincoln | 6/7/1938 | |
| 46825 | Roos 1965 | OLSON | FRANK | F | 65 | Roosevelt | 6/6/1938 | ||
| 14373 | LC 1026 | OLSON | GEORGE | A | M | 52 | Lewis & Clark | 4/17/1933 | |
| 59036 | Stw 630 | OLSON | GEORGIA | F | 14 | Stillwater | 7/21/1930 | ||
| 26880 | MslaC 4032 | OLSON | GUS | A | M | 55 | Missoula | 3/5/1935 | |
| 51319 | Lin 1266 | OLSON | GUS | K | M | 70 | Lincoln | 3/25/1939 | |
| 40543 | Rbd 1637 | OLSON | GUSTAV | O | M | 57 | Rosebud | 5/21/1937 | |
| 49166 | Cbn 1247 | OLSON | GUSTAVUS | M | 82 | Carbon | 8/16/1939 | ||
| 14223 | Kspl 1634 | OLSON | HANNAH | A | F | 56 | Flathead | 10/13/1933 | |
| 9575 | MslaC 3260 | OLSON | HANS | L | M | 79 | Missoula | 3/17/1932 | |
| 58673 | San 504 | OLSON | HARRY | W | M | 25 | Sanders | 3/14/1930 | |
| 8128 | Gla 1169 | OLSON | HAZBARDT | M | 69 | Glacier | 10/29/1932 | ||
| 1274 | Bt 8276 | OLSON | HELENA | F | 71 | Silver Bow | 12/21/1931 | ||
| 37381 | DL 3765 | OLSON | HELGA | F | 53 | Deer Lodge | 5/27/1937 | ||
| 55020 | Bt 7645 | OLSON | HELMA | F | 65 | Silver Bow | 11/2/1930 | ||
| 12608 | Daw 336 | OLSON | HENRY | M | 6 | Dawson | 12/1/1933 | ||
| 27258 | Phil 895 | OLSON | INGA | F | 49 | Phillips | 9/23/1935 | ||
| 2653 | Hav 1183 | OLSON | JACKIE | A | M | -1 | Hill | 2/21/1931 | |
| 9604 | MslaC 3290 | OLSON | JAMES | M | 31 | Missoula | 4/27/1932 | ||
| 54042 | Blgs 2631 | OLSON | JAMES | M | 45 | Yellowstone | 1/15/1930 | ||
| 34218 | Ri 1205 | OLSON | JANE | F | 60 | Richland | 9/21/1936 | ||
| 58562 | Roos 1046 | OLSON | JENNEATTIE | F | 67 | Roosevelt | 1/12/1930 | ||
| 33931 | Pra 414 | OLSON | JENNIE | Alexandra | M | 71 | Prairie | 1/18/1936 | |
| 19365 | Hav 1618 | OLSON | JOAN | F | -1 | Hill | 9/11/1934 | ||
| 24069 | Daw 362 | OLSON | JOHN | L | M | 0 | Dawson | 4/25/1935 | |
| 58307 | Rav 1119 | OLSON | JOHN | M | M | 63 | Ravalli | 4/7/1930 | |
| 22258 | Yel 1388 | OLSON | JOHN | R | M | 54 | Yellowstone | 3/16/1934 | |
| 3360 | Lin 699 | OLSON | JOHN | M | 36 | Lincoln | 3/27/1931 | ||
| 7233 | DL 2502 | OLSON | JOHN | M | 74 | Deer Lodge | 3/20/1932 | ||
| 18579 | Fltd 1605 | OLSON | JOHN | M | 56 | Flathead | 11/28/1934 | ||
| 24339 | DL 3328 | OLSON | JOHN | M | 74 | Deer Lodge | 11/6/1935 | ||
| 31459 | GF 6116 | OLSON | JOHN | M | 78 | Cascade | 5/9/1936 | ||
| 32906 | Liv 1593 | OLSON | JOHN | M | 78 | Park | 11/27/1936 | ||
| 37719 | Fltd 1890 | OLSON | JOHN | M | 72 | Flathead | 9/18/1937 | ||
| 51989 | MslaC 5380 | OLSON | JOHN | M | 44 | Missoula | 6/24/1939 | ||
| 49445 | DL 4204 | OLSON | JOSEPH | G | M | 45 | Deer Lodge | 5/19/1939 | |
| 56022 | GF 3826 | OLSON | JOSEPH | W | M | 5 | Cascade | 3/18/1930 | |
| 50119 | GF 7407 | OLSON | JUEL | D | M | 20 | Cascade | 8/1/1939 | |
| 28419 | Tn 710 | OLSON | JULIUS | B | M | 42 | Teton | 9/30/1935 | |
| 34837 | Tl 715 | OLSON | JULIUS | M | 57 | Toole | 12/2/1936 | ||
| 36606 | Bt 11348 | OLSON | JULIUS* | H | M | 0 | Silver Bow | 6/7/1937 | Infant of |
| 18939 | GF 5427 | OLSON | KENNETH | R | M | -1 | Cascade | 9/30/1934 | |
| 3100 | Kspl 1437 | OLSON | KINSTI | F | 58 | Flathead | 9/2/1931 | ||
| 50579 | Hav 2308 | OLSON | KORNELEUS | B | M | 80 | Hill | 8/2/1939 | |
| 14538 | Liv 1240 | OLSON | LARS | P | M | 82 | Park | 6/22/1933 | |
| 24384 | DLCy 580 | OLSON | LARS | M | 30 | Powell | 4/18/1935 | ||
| 34687 | Sdn 1071 | OLSON | LENA, MRS | F | 60 | Sheridan | 4/9/1936 | ||
| 56831 | Hl 470 | OLSON | LENNIE | B | F | 22 | Hill | 6/8/1930 | |
| 6479 | Bt 8448 | OLSON | LESTER | M | 47 | Silver Bow | 3/27/1932 | ||
| 32544 | Kspl 2008 | OLSON | LEWIS | M | 80 | Flathead | 12/10/1936 | ||
| 10720 | Sdn 842 | OLSON | LLOYD | M | 3 | Sheridan | 7/22/1932 | ||
| 37798 | Gar 425 | OLSON | LOISE | A | F | 0 | Garfield | 8/20/1937 | |
| 7559 | Fltd 1353 | OLSON | LOUIS | M | 50 | Flathead | 2/16/1932 | ||
| 1558 | Dil 444 | OLSON | MARGARET | F | -1 | Beaverhead | 1/4/1931 | ||
| 12075 | Bt 9071 | OLSON | MARGARET | F | 50 | Silver Bow | 7/5/1933 | ||
| 46416 | Pra 496 | OLSON | MARGARET | F | 67 | Prairie | 6/19/1938 | ||
| 49862 | Gar 454 | OLSON | MARIE | F | -1 | Garfield | 4/2/1939 | ||
| 10889 | Tn 606 | OLSON | MARTIN | M | 40 | Teton | 10/1/1932 | ||
| 34405 | Roos 1798 | OLSON | MARTIN | M | -1 | Roosevelt | 12/2/1936 | ||
| 40909 | SB 4269 | OLSON | MARY | E | F | 50 | Silver Bow | 1/21/1937 | |
| 20048 | LC 1178 | OLSON | MARY | F | 70 | Lewis & Clark | 12/21/1934 | ||
| 31944 | GV 226 | OLSON | MARY | F | 37 | Golden Valley | 1/5/1936 | ||
| 32311 | Hel 3559 | OLSON | MARY | F | 94 | Lewis & Clark | 11/29/1936 | ||
| 41637 | Yel 1719 | OLSON | MARY | F | 78 | Yellowstone | 3/23/1937 | ||
| 42020 | Bl 1567 | OLSON | MAURICE* | M | 0 | Blaine | 1/26/1938 | infant of | |
| 53128 | Sdn 1245 | OLSON | MINIE | F | 76 | Sheridan | 6/8/1939 | ||
| 9468 | Min 235 | OLSON | MRS | D S | F | 39 | Mineral | 7/4/1932 | |
| 40346 | Pra 442 | OLSON | MRS B88CHARLES | O | F | 67 | Prairie | 3/7/1937 | |
| 46095 | MslaC 5180 | OLSON | MRS. ANTHONY | C | M | 77 | Missoula | 11/14/1938 | |
| 47539 | Wh 670 | OLSON | MRS. HILDA | F | 58 | Wheatland | 10/13/1938 | ||
| 25646 | Hel 3234 | OLSON | NORMA | M | F | -1 | Lewis & Clark | 6/3/1935 | |
| 45187 | La 1655 | OLSON | NORMAN | M | 24 | Lake | 6/13/1938 | ||
| 18031 | Dan 490 | OLSON | OLE | J | M | 78 | Daniels | 1/20/1934 | |
| 23723 | Bt 9945 | OLSON | OLE | J | M | 69 | Silver Bow | 3/4/1935 | |
| 28426 | Tn 717 | OLSON | OLE | L | M | 84 | Teton | 11/10/1935 | |
| 31556 | GF 6213 | OLSON | OLE | M | M | 65 | Cascade | 7/30/1936 | |
| 52244 | Pk 676 | OLSON | OLE | P | M | 84 | Park | 4/21/1939 | |
| 58264 | Pra 289 | OLSON | OLE | M | 83 | Prairie | 5/30/1930 | ||
| 52313 | Pon 1271 | OLSON | OSCAR | C | M | 60 | Pondera | 7/21/1939 | |
| 1536 | Dan 398 | OLSON | OTHILDA | F | 71 | Daniels | 7/15/1931 | ||
| 32250 | Hel 3498 | OLSON | OTTO | M | 66 | Lewis & Clark | 8/30/1936 | ||
| 43488 | DL 3911 | OLSON | PAUL | E | M | 60 | Deer Lodge | 2/1/1938 | |
| 59166 | Tn 502 | OLSON | PEARL | M | F | 14 | Teton | 4/4/1930 | |
| 5651 | Ana 2080 | OLSON | PETER | M | 57 | Deer Lodge | 8/13/1932 | ||
| 49350 | DL 4111 | OLSON | PETER | M | 69 | Deer Lodge | 1/4/1939 | ||
| 32127 | Hel 3372 | OLSON | PLETA | F | 74 | Lewis & Clark | 2/22/1936 | ||
| 35194 | Wh 584 | OLSON | RANDA, MRS | F | 76 | Wheatland | 5/15/1936 | ||
| 20442 | MC 1909 | OLSON | RASMUS | M | 86 | Custer | 5/26/1934 | ||
| 10995 | Wfsh 121 | OLSON | RENN | M | M | 20 | Flathead | 4/24/1932 | |
| 51890 | MslaC 5278 | OLSON | ROBERT | A | M | -1 | Missoula | 3/6/1939 | |
| 17111 | Blgs 3932 | OLSON | ROBERT | M | 0 | Yellowstone | 10/30/1934 | ||
| 59199 | Tn 535 | OLSON | RUSSELL | M | 18 | Teton | 11/15/1930 | ||
| 33488 | MslaC 4437 | OLSON | SAM | M | 49 | Missoula | 7/10/1936 | ||
| 46415 | Pra 495 | OLSON | SARAH | D | F | 68 | Prairie | 6/19/1938 | |
| 799 | Bt 7802 | OLSON | SEAGER | M | 24 | Silver Bow | 2/9/1931 | ||
| 15126 | Msla 3665 | OLSON | SELMA | A | F | 39 | Missoula | 11/3/1933 | |
| 32621 | La 1400 | OLSON | SELMA | L | F | 15 | Lake | 8/8/1936 | |
| 51040 | Kspl 2369 | OLSON | SELMAR | R | M | 0 | Flathead | 10/27/1939 | |
| 51827 | Msla 1080 | OLSON | SEVERT | M | 70 | Missoula | 11/5/1939 | Age questionable | |
| 29230 | Bl 1477 | OLSON | SHIRLEY | M | F | -1 | Blaine | 10/21/1936 | |
| 50654 | Hel 4060 | OLSON | SNEEDORF | M | 54 | Lewis & Clark | 1/16/1939 | ||
| 52771 | Roos 2057 | OLSON | SYVER | M | 75 | Roosevelt | 3/30/1939 | ||
| 20015 | LC 1144 | OLSON | TED | M | 35 | Lewis & Clark | 7/29/1934 | ||
| 57244 | Lib 144 | OLSON | THEO | F | 82 | Liberty | 10/19/1930 | ||
| 37325 | DL 3710 | OLSON | THOMAS | W | M | 73 | Deer Lodge | 2/22/1937 | |
| 3848 | Msla 807 | OLSON | THOMAS | M | 64 | Missoula | 6/12/1931 | ||
| 31991 | Hav 1875 | OLSON | TOV | M | 79 | Hill | 3/27/1936 | ||
| 12903 | DLCy 512 | OLSON | ULRIKA | F | 87 | Powell | 5/1/1933 | ||
| 31822 | Gld 1205 | OLSON | VICTOR | M | 65 | Dawson | 1/31/1936 | ||
| 51841 | MslaC 5228 | OLSON | VICTOR | M | 49 | Missoula | 1/11/1939 | ||
| 56563 | Hav 1101 | OLSON | VICTOR | M | 62 | Hill | 6/11/1930 | ||
| 27848 | Roos 1578 | OLSON | VICTORIA | F | 26 | Roosevelt | 2/27/1935 | ||
| 42102 | Blgs 4978 | OLSON | WILLIAM | G | M | -1 | Yellowstone | 1/1/1938 | |
| 43468 | Dil 864 | OLSON | WILLIAM | L | M | -1 | Beaverhead | 12/25/1938 | |
| 36386 | Bt 11128 | OLSON | WILLIAM JR | S | M | 22 | Silver Bow | 2/16/1937 | |
| 37705 | Fltd 1876 | OLSRUD | HANS | M | 45 | Flathead | 7/13/1937 | ||
| 14253 | La 1012 | OLSSON | VIDA | A | F | -1 | Lake | 7/12/1933 | |
| 17120 | Blgs 3941 | OLSWOLD | O. ANDREW | M | 70 | Yellowstone | 11/7/1934 | ||
| 26279 | Lin 968 | OLT | FRANK | J | M | 24 | Lincoln | 5/29/1935 | |
| 28906 | Ana 2639 | OLTMAR | WILLIAM | M | 64 | Deer Lodge | 5/10/1936 | ||
| 21881 | Stw 848 | OLTROGG | MARJIE | F | 4 | Stillwater | 8/4/1934 | ||
| 21697 | SB 3782 | OLUND | AUGUST | M | 67 | Silver Bow | 5/26/1934 | ||
| 38153 | GF 6714 | O'MAHONY | ANNE | E | F | 21 | Cascade | 11/26/1937 | |
| 42254 | Blgs 5130 | O'MALLEY | CATHERINE | M | F | 15 | Yellowstone | 6/18/1938 | |
| 22136 | Val 1300 | O'MALLEY | EDWARD | M | 52 | Valley | 11/18/1934 | ||
| 20150 | Liv 1297 | O'MALLEY | JOHN | M | 60 | Park | 1/17/1934 | ||
| 19800 | Kspl 1750 | O'MALLEY | MARTIN | M | 68 | Flathead | 12/10/1934 | ||
| 28124 | SB 4003 | O'MALLEY | MARY | F | 88 | Silver Bow | 8/18/1935 | ||
| 49010 | Bt 12783 | O'MALLEY | MARY | F | 74 | Silver Bow | 11/29/1939 | ||
| 43543 | DL 3968 | O'MALLEY | MICHAEL | J | M | 67 | Deer Lodge | 5/5/1938 | |
| 8365 | Hav 1366 | O'MALLEY | PATRICK | M | 75 | Hill | 9/22/1932 | ||
| 37965 | GF 6525 | O'MALLEY | THOMAS | J | M | 74 | Cascade | 4/28/1937 | |
| 28084 | SB 3962 | O'MALLEY | THOMAS | L | M | 48 | Silver Bow | 5/25/1935 | |
| 36312 | Bt 11051 | O'MALLEY | WALTER | J | M | 45 | Silver Bow | 1/20/1937 | |
| 30004 | Bt 10652 | O'MALLEY | WILLIAM | M | 49 | Silver Bow | 6/3/1936 | ||
| 31857 | Gld 1240 | OMAN | EDGAR | R | M | 48 | Dawson | 7/2/1936 | aka CEMAN |
| 12182 | Bt 9178 | OMARA | BRIDGET | M | 50 | Silver Bow | 9/27/1933 | ||
| 13892 | Hel 2788 | OMARA | THOMAS | J | M | 79 | Lewis & Clark | 3/1/1933 | |
| 34940 | Val 1608 | O'MARA | JOHANNA | F | 77 | Valley | 4/3/1936 | ||
| 19470 | Hel 2983 | O'MARA | MARTHA | F | 49 | Lewis & Clark | 4/1/1934 | ||
| 5522 | Yel 1146 | OMARY | WILLIAM | C | M | 93 | Yellowstone | 7/3/1931 | |
| 11051 | Yel 1208 | O'MARY | HARRIET | J | F | 81 | Yellowstone | 4/2/1932 | |
| 16244 | SwG 539 | OMDAHL | ANTON | M | 57 | Sweet Grass | 2/4/1933 | ||
| 2722 | Hav 1252 | OMEARA | JOSEPH | M | M | 40 | Hill | 9/4/1931 | |
| 36411 | Bt 11154 | O'MEARA | JOHN | H | M | 68 | Silver Bow | 3/2/1937 | |
| 944 | Bt 7947 | OMER | GEORGE | M | 61 | Silver Bow | 4/24/1931 | ||
| 50999 | Kspl 2328 | O'MEYER | MARY | F | 60 | Flathead | 6/13/1939 | ||
| 59001 | Sdn 739 | OMMAR | LUCILE | A | F | 24 | Sheridan | 10/30/1930 | |
| 8138 | Gla 1179 | OMSBERG | CHRIS | F | -1 | Glacier | 12/9/1932 | ||
| 10832 | Tl 503 | OMSTED | DOROTHAY | I | F | 1 | Toole | 2/13/1932 | |
| 892 | Bt 7894 | ON | CHIN | M | 72 | Silver Bow | 3/30/1931 | ||
| 49650 | Fal 649 | ONDRASEK | FRANK | M | 57 | Fallon | 6/28/1939 | ||
| 982 | Bt 7985 | ONE | EVERETT | G | M | 26 | Silver Bow | 5/18/1931 | |
| 6817 | Bt 8788 | ONE | INFANT OF WILLIAM | M | -1 | Silver Bow | 12/17/1932 | ||
| 29820 | Bt 10468 | ONE | WILLIAM | F | 0 | Silver Bow | 2/9/1936 | infant of | |
| 53860 | BH 1136 | ONE GOOSE | BARNEY | M | 49 | Big Horn | 1/31/1930 | ||
| 53930 | BH 1206 | ONE STAR | NONE | M | 63 | Big Horn | 11/2/1930 | ||
| 27002 | MslaC 4153 | O'NEAL | JAMES | M | 73 | Missoula | 8/20/1935 | ||
| 11288 | BH 1499 | ONEBEAR | JONES | M | -1 | Big Horn | 3/28/1933 | ||
| 35608 | BH 2072 | ONEBEAR | JOSEPH | M | 1 | Big Horn | 9/27/1937 | ||
| 13668 | Gld 1032 | ONEIL | CECILE | F | 48 | Dawson | 11/16/1933 | ||
| 56244 | GF 4047 | ONEIL | DOLORES | A | F | -1 | Cascade | 10/22/1930 | |
| 3039 | Kspl 1374 | ONEIL | INGA | A | F | 35 | Flathead | 1/31/1931 | |
| 5493 | Yel 1117 | ONEIL | JAMES | M | 75 | Yellowstone | 1/22/1931 | ||
| 54583 | Bt 7206 | ONEIL | JOHN* | M | 0 | Silver Bow | 2/26/1930 | INF OF | |
| 2298 | GF 4336 | ONEIL | MARGARET | M | F | 10 | Cascade | 8/8/1931 | |
| 14761 | Mad 842 | ONEIL | MAUD | F | 51 | Madison | 11/23/1933 | ||
| 13447 | GF 5077 | ONEIL | PATRICK | M | 80 | Cascade | 9/21/1933 | ||
| 17816 | Bvd 516 | O'NEIL | FRANK | M | 82 | Beaverhead | 6/20/1934 | ||
| 40714 | RL 861 | O'NEIL | HOMER | M | 49 | Carbon | 8/7/1937 | ||
| 40115 | Musl 1340 | O'NEIL | IDA | M | F | 66 | Musselshell | 3/16/1937 | |
| 8980 | LC 982 | O'NEIL | JAMES | F | M | 53 | Lewis & Clark | 11/17/1932 | |
| 20979 | Pk 554 | O'NEIL | JOHN | P | M | 0 | Park | 6/9/1934 | |
| 54687 | Bt 7310 | O'NEIL | JOHN* | M | 0 | Silver Bow | 4/15/1930 | INF OF | |
| 25310 | Gld 1199 | O'NEIL | KATHRINE | F | 76 | Dawson | 12/28/1935 | ||
| 6917 | Cas 891 | O'NEIL | MARTHA | J | F | 85 | Cascade | 2/1/1932 | |
| 52205 | Phil 1148 | O'NEIL | MICHAEL | D | M | 63 | Phillips | 6/17/1939 | |
| 53184 | Stw 1084 | O'NEIL | MICHAEL | H | M | -1 | Stillwater | 3/23/1939 | |
| 18329 | DL 3091 | O'NEIL | MIKE | M | 87 | Deer Lodge | 11/7/1934 | ||
| 6645 | Bt 8615 | O'NEIL | MRSALTA | M | F | 31 | Silver Bow | 8/7/1932 | |
| 20199 | Liv 1346 | O'NEIL | THOMAS | M | 17 | Park | 7/18/1934 | ||
| 23827 | Cas 1052 | O'NEIL | WILLIAM | L | M | 32 | Cascade | 2/16/1935 | |
| 28533 | Val 1422 | O'NEIL | WILLIAM | M | 63 | Valley | 4/13/1935 | ||
| 16095 | SB 3657 | ONEILL | ANNIE | F | 50 | Silver Bow | 10/18/1933 | ||
| 55672 | DLCy 400 | ONEILL | CATHERINE | F | 90 | Powell | 9/30/1930 | ||
| 14654 | Lstn 1536 | ONEILL | LEO | H | M | 25 | Fergus | 7/22/1933 | |
| 12303 | Bt 9301 | ONEILL | PATRICK | F | M | 26 | Silver Bow | 12/10/1933 | |
| 851 | Bt 7853 | ONEILL | PEARL | A | F | 33 | Silver Bow | 3/6/1931 | |
| 12901 | DLCy 510 | ONEILL | VICTOR | M | stIb | Powell | 4/25/1933 | ||
| 10640 | SB 3455 | O'NEILL | AGNES | F | 17 | Silver Bow | 10/11/1932 | ||
| 39497 | Lstn 2043 | O'NEILL | ARTHUR | J | M | Fergus | 12/14/1937 | Age unknown | |
| 6037 | Blgs 3323 | O'NEILL | CATHERINE | M | F | -1 | Yellowstone | 6/11/1932 | |
| 39346 | Liv 1660 | O'NEILL | CHARLES | J | M | 18 | Park | 8/2/1937 | |
| 50093 | GF 7380 | O'NEILL | EDWARD | M | 68 | Cascade | 7/2/1939 | ||
| 42733 | Bt 11841 | O'NEILL | FRANCES | M | 29 | Silver Bow | 3/22/1938 | infant of | |
| 24247 | DL 3238 | O'NEILL | FRANK | M | 51 | Deer Lodge | 7/7/1935 | ||
| 39294 | Liv 1607 | O'NEILL | HUGH | F | M | 61 | Park | 1/25/1937 | Bottom page entry |
| 36519 | Bt 11262 | O'NEILL | HUGH | M | 45 | Silver Bow | 4/24/1937 | ||
| 53757 | Ana 1755 | O'NEILL | JAMES | M | 58 | Deer Lodge | 5/9/1930 | ||
| 17542 | Bt 9561 | O'NEILL | JERRY | M | 58 | Silver Bow | 5/27/1934 | ||
| 18984 | GF 5472 | O'NEILL | JOHN | C | M | 51 | Cascade | 11/18/1934 | |
| 48522 | Bt 12285 | O'NEILL | JOHN | M | 68 | Silver Bow | 1/11/1939 | ||
| 57843 | MslaC 2786 | O'NEILL | JOHN | M | 77 | Missoula | 4/28/1930 | ||
| 58755 | SB 2848 | O'NEILL | JOHN | M | 41 | Silver Bow | 2/25/1930 | ||
| 57868 | MslaC 2811 | O'NEILL | MARY | C | F | 64 | Missoula | 5/31/1930 | |
| 6634 | Bt 8604 | O'NEILL | MARY | J | F | 59 | Silver Bow | 7/31/1932 | |
| 5964 | Blgs 3249 | O'NEILL | MARY | F | 64 | Yellowstone | 3/7/1932 | ||
| 43121 | Bt 12238 | O'NEILL | MARY | F | 65 | Silver Bow | 12/19/1938 | ||
| 23568 | Bt 10342 | O'NEILL | MIKE | M | 58 | Silver Bow | 12/10/1935 | ||
| 30960 | DL 3660 | O'NEILL | MINA | F | 50 | Deer Lodge | 12/27/1936 | ||
| 28166 | SB 4044 | O'NEILL | MRS. MARY | R | F | 50 | Silver Bow | 11/9/1935 | |
| 36956 | Bt 11697 | O'NEILL | PATRICK | J | M | 35 | Silver Bow | 12/31/1937 | |
| 22376 | Ana 2435 | O'NEILL | PATRICK | M | 61 | Deer Lodge | 3/13/1935 | ||
| 55473 | DL 2137 | O'NEILL | PATRICK | M | 42 | Deer Lodge | 3/8/1930 | ||
| 25400 | Hav 1704 | O'NEILL | RUBY | I | F | 13 | Hill | 2/27/1935 | |
| 23593 | Bt 10367 | O'NEILL | THOMAS | J | M | 38 | Silver Bow | 12/25/1935 | |
| 45565 | Lstn 2104 | O'NEILL | WALTER* | W | M | -1 | Fergus | 9/26/1938 | |
| 23999 | Cus 255 | O'NEILL | WILLIAM | P | M | 74 | Custer | 8/16/1935 | |
| 46150 | Musl 1403 | O'NEILL | WILLIAM | M | 73 | Musselshell | 5/2/1938 | ||
| 54903 | Bt 7527 | O'NEILL | WILLIAM | M | 56 | Silver Bow | 8/28/1930 | ||
| 11399 | Bl 1172 | ONEMAN | MRS | F | 64 | Blaine | 3/31/1933 | ||
| 3144 | La 751 | ONENIGHT | MICHAEL | M | 70 | Lake | 1/24/1931 | ||
| 16718 | BH 1617 | ONION | PETER | C | M | 31 | Big Horn | 4/7/1934 | |
| 23617 | Bt 9838 | ONKALO | JACK | M | 50 | Silver Bow | 1/7/1935 | ||
| 55554 | DL 2213 | ONNEN | SALLY | F | 31 | Deer Lodge | 8/6/1930 | ||
| 4462 | Rav 1271 | ONOPEZA | AUNELIO | M | 39 | Ravalli | 8/2/1931 | ||
| 11886 | Bt 8882 | ONSIK | JOHN | M | 48 | Silver Bow | 2/14/1933 | aka ANZIK | |
| 41154 | Sdn 1133 | ONSTEAD | BETT | MY | M | -1 | Sheridan | 5/17/1937 | |
| 13237 | GF 4862 | ONSUM | ANTON | M | 49 | Cascade | 1/25/1933 | ||
| 35945 | Blgs 4865 | ONTHANK | JOE | J | M | 76 | Yellowstone | 9/10/1937 | |
| 57213 | LC 779 | ONWILER | JAMES | M | 78 | Lewis & Clark | 9/14/1930 | ||
| 36027 | Blgs 4947 | OOSTEMA | JACOB | M | 77 | Yellowstone | 12/6/1937 | ||
| 31144 | Fltd 1765 | OPALKA | FRANK | J | M | 72 | Flathead | 6/18/1936 | |
| 30747 | DL 3445 | O'PATT | JOHN | Patrick | M | 48 | Deer Lodge | 3/13/1936 | |
| 26714 | MC 2123 | OPDAHL | OCLE | M | 48 | Custer | 12/16/1935 | ||
| 37733 | Fltd 1904 | OPELKA | BERTHA | F | 75 | Flathead | 11/3/1937 | ||
| 44929 | Hl 700 | OPEN EYES DENNY | MRS. | F | 34 | Hill | 2/24/1938 | ||
| 59277 | Val 940 | OPHEIM | HELEN | E | F | 56 | Valley | 10/28/1930 | |
| 43348 | Cho 1189 | OPHUS | CHRISTIAN | A | M | 68 | Choteau | 12/10/1938 | |
| 36869 | Bt 11610 | OPIE | HOWARD | M | M | 56 | Silver Bow | 11/14/1937 | |
| 19496 | Hel 3010 | OPIE | WALLACE (INF OF) | M | 0 | Lewis & Clark | 6/1/1934 | ||
| 1194 | Bt 8198 | OPIE* | M | 0 | Silver Bow | 10/26/1931 | Infant of William | ||
| 24073 | Daw 366 | OPP | ARTHUR | M | 17 | Dawson | 7/15/1935 | ||
| 25260 | Gld 1149 | OPP | BARBARA | F | 63 | Dawson | 4/26/1935 | ||
| 44913 | Hel 4041 | OPP | JACOB | M | 80 | Lewis & Clark | 12/20/1938 | ||
| 55388 | Daw 302 | OPPE | ROSA | F | 19 | Dawson | 9/15/1930 | ||
| 5273 | Tl 488 | OPPEGAARD | B | H | M | 48 | Toole | 9/6/1931 | |
| 14025 | Hel 2921 | OPPEL | ELIZABETH | F | 66 | Lewis & Clark | 12/17/1933 | ||
| 897 | Bt 7899 | OPPENHEIMER | NATHAN | M | 88 | Silver Bow | 4/1/1931 | ||
| 1960 | Fltd 1297 | OPPENLANDER | CHRIS | M | 66 | Flathead | 7/23/1931 | ||
| 16863 | Bl 1293 | OPPRIECHT | WILLIAM | M | 54 | Blaine | 10/8/1934 | ||
| 5396 | Val 985 | OPSAHL | THEA | F | 76 | Valley | 6/15/1931 | ||
| 40312 | Pow 388 | OPSATE | NELS | O | M | 81 | Powell | 2/20/1937 | Infant of |
| 54849 | Bt 7473 | ORAVA | ANTONE | M | 54 | Silver Bow | 7/17/1930 | ||
| 688 | Boz 1261 | ORAVETZ | LEONA | I | F | 21 | Gallatin | 8/20/1931 | |
| 17473 | Bt 9492 | ORCUTT | BENJAMIN | F | M | 75 | Silver Bow | 4/10/1934 | |
| 23563 | Bt 10337 | ORCUTT | MRS. ANNA | S | F | 69 | Silver Bow | 12/7/1935 | |
| 5127 | Sdn 790 | ORDAHL | SELMA | G | F | 45 | Sheridan | 10/20/1931 | |
| 3402 | Lin 742 | ORDIE | JOHN | M | 51 | Lincoln | 11/11/1931 | ||
| 30962 | DL 3662 | ORDUNO | FERNANDO | M | 49 | Deer Lodge | 12/31/1936 | ||
| 2421 | GF 4459 | OREILLY | DANIEL | M | 88 | Cascade | 12/17/1931 | ||
| 6954 | Cas 929 | O'REILLY | JULIA | A | F | 48 | Cascade | 9/25/1932 | |
| 42890 | Bt 11998 | O'REILLY | PATRICK | M | M | 65 | Silver Bow | 7/20/1938 | |
| 45676 | MC 2386 | ORELAND | JAMES | M | 70 | Custer | 2/4/1938 | ||
| 48728 | Bt 12492 | OREN | PETER | R | M | -1 | Silver Bow | 5/6/1939 | |
| 19655 | Jef 699 | ORESKOVICH | FRANK | M | -1 | Jefferson | 2/5/1934 | ||
| 33927 | PR 278 | ORESTAD | OLE | O | M | 72 | Powder River | 11/20/1936 | |
| 5473 | Wx 205 | ORGAIN | WILLIAM | A | M | 70 | Wibaux | 1/27/1931 | |
| 26526 | Lstn 1789 | ORGAN | LUCY | B | F | 69 | Fergus | 12/13/1935 | |
| 38065 | GF 6626 | ORHAM | PETE* | H | M | 0 | Cascade | 8/15/1937 | |
| 24732 | GF 5548 | ORHAM* | PETER | F | 0 | Cascade | 1/19/1935 | (Inf of) | |
| 42943 | Bt 12051 | ORHMANN | AUGUST | T | M | 54 | Silver Bow | 9/3/1938 | |
| 8151 | Gld 896 | ORIANDO | ANGELO | M | 35 | Dawson | 2/2/1932 | ||
| 8382 | Hav 1383 | ORIANDO | RAFFAELA | F | 94 | Hill | 11/29/1932 | ||
| 43065 | Bt 12176 | ORICK | JOHN | A | M | 72 | Silver Bow | 11/13/1938 | |
| 21186 | Rav 1620 | O'RIELLY | PATRICK | J | M | 80 | Ravalli | 8/11/1934 | |
| 37830 | GF 6391 | ORIET | FRANK | M | 68 | Cascade | 1/15/1937 | ||
| 16055 | SB 3617 | ORINO | CARMEN | M | 29 | Silver Bow | 7/23/1933 | ||
| 57955 | MslaC 2896 | ORLANDES | SAM | M | 81 | Missoula | 9/21/1930 | ||
| 18232 | DL 2993 | ORLICH | JOHN | M | 49 | Deer Lodge | 5/22/1934 | ||
| 59412 | Yel 1079 | ORLINO | FRANCISCO | M | 46 | Yellowstone | 8/6/1930 | ||
| 31858 | Gld 1240 | ORMAN | EDGAR | R | M | 48 | Dawson | 7/2/1936 | aka OMAN |
| 54625 | Bt 7248 | ORMANDY | JOSEPH | M | 56 | Silver Bow | 3/19/1930 | ||
| 3487 | Liv 1097 | ORMSBY | HERBERT | A | M | 73 | Park | 10/31/1931 | |
| 3847 | Msla 806 | ORMSON | MINTA | M | 53 | Missoula | 6/1/1931 | ||
| 29311 | Blgs 4366 | ORMSTON | MAUDE, MRS | F | F | 42 | Yellowstone | 3/14/1936 | |
| 21743 | SB 3828 | ORNSBY | MARY | J | F | 77 | Silver Bow | 9/7/1934 | |
| 25857 | Jef 802 | ORNSBY | ROBERT | T | M | 51 | Jefferson | 12/25/1935 | |
| 40911 | SB 4271 | ORNSBY | ROBERT | M | 87 | Silver Bow | 1/23/1937 | ||
| 47777 | Ana 3214 | OROPEZA | ELIZABETH | F | 29 | Deer Lodge | 11/15/1939 | ||
| 40473 | Rav 2039 | OROPEZA | MARY | E | F | 2 | Ravalli | 9/7/1937 | |
| 53584 | Yel 1921 | OROSCO | JULIE | F | 64 | Yellowstone | 2/12/1939 | ||
| 53554 | Wx 339 | O'ROUKE | JAMES | V | M | 25 | Wibaux | 1/8/1939 | |
| 25808 | Jef 751 | O'ROURKE | HUGH | C | M | 37 | Jefferson | 1/6/1935 | |
| 42955 | Bt 12064 | O'ROURKE | J. EDWARD | M | 49 | Silver Bow | 9/13/1938 | ||
| 47673 | Ana 3108 | O'ROURKE | JOHANNA | T | F | 29 | Deer Lodge | 3/2/1939 | |
| 53710 | Ana 1708 | O'ROURKE | JOHN | M | 62 | Deer Lodge | 2/20/1930 | ||
| 29798 | Bt 10446 | O'ROURKE | KATHERINE | F | 70 | Silver Bow | 1/29/1936 | ||
| 41762 | Ana 2969 | O'ROURKE | KATHERINE | F | 75 | Deer Lodge | 4/1/1938 | ||
| 41035 | SB 4396 | O'ROURKE | MICHAEL | J | M | 54 | Silver Bow | 8/3/1937 | |
| 41695 | Yel 1777 | OROZCO | FRANCISCO | M | 76 | Yellowstone | 9/13/1937 | ||
| 3687 | MC 1542 | ORR | BESSIE | B | F | 50 | Custer | 4/12/1931 | |
| 43830 | Fltd 1936 | ORR | CATHERINE | F | 69 | Flathead | 3/16/1938 | ||
| 14908 | Mgr 273 | ORR | EDWARD | W | M | 70 | Meagher | 10/16/1933 | |
| 1574 | Dil 460 | ORR | FRANCES | M | F | 1 | Beaverhead | 3/27/1931 | |
| 52306 | Pon 1263 | ORR | JAMES | W | M | 71 | Pondera | 5/19/1939 | |
| 11224 | Ana 2231 | ORR | JOHN | J | M | 59 | Deer Lodge | 9/23/1933 | |
| 15067 | Msla 3604 | ORR | LOUISE | M | F | 60 | Missoula | 7/23/1933 | |
| 51403 | Liv 1820 | ORR | LULA | L | F | 26 | Park | 3/29/1939 | |
| 46444 | Rav 2078 | ORR | MARIAN | M | F | 12 | Ravalli | 1/23/1938 | |
| 39060 | La 1510 | ORR | MARLINE | F | -1 | Lake | 3/15/1937 | ||
| 14550 | Liv 1252 | ORR | MATTIE | L | F | 48 | Park | 8/17/1933 | |
| 32366 | JB 292 | ORR | MAYNARD | L | M | 29 | Judith Basin | 5/12/1936 | |
| 9914 | Pk 505 | ORR | MRS ELIZABETH | F | 65 | Park | 10/6/1932 | ||
| 6474 | Bt 8443 | ORR | MRS ELLEN | F | 75 | Silver Bow | 3/24/1932 | ||
| 21705 | SB 3790 | ORR | ORZO "WILLIAM" | D | M | 61 | Silver Bow | 6/10/1934 | |
| 42702 | Bt 11810 | ORR | SUSAN | F | 12 | Silver Bow | 3/2/1938 | ||
| 43507 | DL 3930 | ORR | THOMAS | J | M | 75 | Deer Lodge | 3/3/1938 | |
| 12643 | Dil 581 | ORR | WILLIAM | C | M | 25 | Beaverhead | 7/23/1933 | |
| 17444 | Bt 9462 | ORR | WILLIAM | C | M | 60 | Silver Bow | 3/23/1934 | |
| 57699 | Mgr 219 | ORR | WILLIAM | R | M | 67 | Meagher | 10/3/1930 | |
| 44247 | GF 7033 | ORR | WILLIAM | M | 66 | Cascade | 8/28/1938 | ||
| 26031 | La 1255 | ORR JR | JAMES | M | 0 | Lake | 5/4/1935 | ||
| 46949 | SB 4491 | ORRESTAD | PETER | M | 58 | Silver Bow | 1/8/1938 | ||
| 57296 | Lin 667 | ORRISON | MARGERATE | F | 51 | Lincoln | 11/5/1930 | ||
| 28125 | SB 4004 | ORSALO | VINCENT | M | 55 | Silver Bow | 8/18/1935 | ||
| 16027 | SB 3589 | ORSATTI | JACQUELINE | T | F | -1 | Silver Bow | 5/30/1933 | Month "Mau" changed to May |
| 16207 | Stw 789 | ORSER | COLLEEN | A | F | -1 | Stillwater | 7/5/1933 | |
| 11440 | Bl 1217 | ORTLEYESHAM | EVA | M | F | -1 | Blaine | 9/11/1933 | |
| 18647 | Gal 994 | ORTN | MARY | A | F | 77 | Gallatin | 12/26/1934 | |
| 22622 | BH 1813 | ORTON | ELMER | E | M | 59 | Big Horn | 10/8/1935 | |
| 48229 | Blgs 5521 | ORTON | EMMA | P | F | 67 | Yellowstone | 8/4/1939 | |
| 48118 | Blgs 5407 | ORTON | HARLEY | T | M | 66 | Yellowstone | 4/4/1939 | |
| 35993 | Blgs 4913 | ORTON | LARRY H | M | -1 | Yellowstone | 10/27/1937 | ||
| 37582 | Fal 576 | ORTON | RUTH | E | F | 23 | Fallon | 5/3/1937 | |
| 4003 | MslaC 3088 | ORVILLE | LILLIE | F | 57 | Missoula | 7/18/1931 | ||
| 27328 | Pon 940 | ORVIS | EARL | L | M | 40 | Pondera | 1/29/1935 | |
| 42247 | Blgs 5123 | ORVIS | GLADYS | E | F | 36 | Yellowstone | 6/6/1938 | |
| 40992 | SB 4352 | ORWELL | EMILY | F | 65 | Silver Bow | 5/18/1937 | ||
| 54768 | Bt 7391 | ORWELL | MINNIE | F | 60 | Silver Bow | 5/30/1930 | ||
| 54628 | Bt 7251 | ORWELL | NICHOLAS | M | 55 | Silver Bow | 3/20/1930 | ||
| 55911 | Gar 236 | OSBORN | ALVA | M | 52 | Garfield | 6/17/1930 | ||
| 27126 | Musl 1192 | OSBORN | EARNEST | C | M | 52 | Musselshell | 1/14/1935 | |
| 53746 | Ana 1744 | OSBORN | IDA | May | F | 48 | Deer Lodge | 4/21/1930 | |
| 30544 | Cho 1091 | OSBORN | JAMES | W | F | 0 | Choteau | 10/8/1936 | |
| 34091 | Rbd 1508 | OSBORN | LUELLA | F | 63 | Rosebud | 2/26/1936 | ||
| 47466 | Val 2101 | OSBORN | MOSES | L | M | 80 | Valley | 12/24/1938 | |
| 51034 | Kspl 2363 | OSBORN | SARAH | A | F | 72 | Flathead | 10/6/1939 | |
| 45441 | Liv 1726 | OSBORNE | DAVID | M | 30 | Park | 3/26/1938 | ||
| 22345 | Ana 2403 | OSBORNE | FRANK | M | 55 | Deer Lodge | 1/2/1935 | ||
| 58376 | Rav 1188 | OSBORNE | JESSIE | A | F | 51 | Ravalli | 12/17/1930 | |
| 2030 | Gal 767 | OSBORNE | JOHN | M | M | 81 | Gallatin | 6/15/1931 | |
| 28902 | Ana 2635 | OSBORNE | LORETTA, MRS | LaP | F | 33 | Deer Lodge | 5/3/1936 | |
| 11689 | Blgs 3687 | OSBORNE | LYDIA | J | F | 79 | Yellowstone | 11/22/1933 | |
| 19275 | Hav 1527 | OSBORNE | META | F | 49 | Hill | 2/15/1934 | ||
| 51179 | La 1851 | OSBORNE | MINEVA | P | F | 92 | Lake | 12/6/1939 | |
| 58471 | Ri 709 | OSBORNE | SAMUEL | K | M | 1 | Richland | 2/8/1930 | |
| 28908 | Ana 2641 | OSBORNE | SHIRLEY | J | F | 10 | Deer Lodge | 5/10/1936 | |
| 1015 | Bt 8018 | OSBORNE | TAMHERZINE | F | 66 | Silver Bow | 6/15/1931 | ||
| 52287 | Pon 1244 | OSBRINK | HANNA | F | 60 | Pondera | 3/10/1939 | ||
| 38807 | JB 306 | OSBURN | EMILY | M | F | 88 | Judith Basin | 9/1/1937 | |
| 5027 | SB 3220 | OSBURN | WILLIAM | J | M | 69 | Silver Bow | 9/22/1931 | |
| 38201 | Gla 1627 | OSCAR | MARY | S | F | 82 | Glacier | 2/10/1937 | |
| 8302 | Hav 1303 | OSCARSON | HILMA | F | 58 | Hill | 3/28/1932 | ||
| 34993 | Val 1663 | OSENG | OSCAR | S | M | 24 | Valley | 6/8/1936 | |
| 58170 | Pon 609 | O'SHAUGHNESSY | WM | T | M | 36 | Pondera | 5/14/1930 | |
| 41283 | Tl 720 | O'SHEA | DONALD | F | M | -1 | Toole | 1/16/1937 | |
| 51085 | La 1755 | O'SHEA | MARY | F | 80 | Lake | 3/13/1939 | ||
| 47455 | Val 2089 | OSHETA | MRS. UME | F | 47 | Valley | 11/16/1938 | ||
| 24439 | Fal 507 | O'SHEY | MRS. TlMOTHY | F | 62 | Fallon | 3/14/1935 | ||
| 4279 | Pon 683 | OSHRINK | ANDREAN | M | 69 | Pondera | 3/20/1931 | ||
| 51326 | Lin 1273 | OSLER | GILBERT | F | M | 85 | Lincoln | 4/27/1939 | |
| 24975 | GF 5792 | OSLICK | ELI | M | 50 | Cascade | 8/5/1935 | ||
| 28457 | Val 1346 | OSLUND | RONALD | M | -1 | Valley | 1/12/1935 | ||
| 11663 | Blgs 3661 | OSMOND | WILMA | E | F | 39 | Yellowstone | 10/23/1933 | |
| 28005 | San 749 | OSMUNDSON | HENRIETTA | F | 56 | Sanders | 10/6/1935 | ||
| 45692 | MC 2401 | OSMUNDSON | OSCAR | K | M | 67 | Custer | 3/27/1938 | |
| 6346 | Bt 8315 | OSNER | JOHN | M | 46 | Silver Bow | 1/13/1932 | ||
| 16532 | Yel 1347 | OSNESS | HANS | L | M | 69 | Yellowstone | 11/2/1933 | |
| 5543 | Yel 1166 | OSNESS | LAURIS | J | M | 61 | Yellowstone | 8/25/1931 | |
| 37057 | Cas 1206 | OSNESS | OLE | M | 79 | Cascade | 12/13/1937 | ||
| 26640 | MC 2049 | OSNICH | MIKE | M | 50 | Custer | 6/5/1935 | ||
| 4864 | SB 3058 | OSSELO | CHARLES | M | 51 | Silver Bow | 1/28/1931 | ||
| 2731 | Hav 1261 | OSSO | MARY | J | F | 37 | Hill | 9/26/1931 | |
| 52108 | MslaC 5502 | OSTBERG | EARL | G | M | 20 | Missoula | 12/7/1939 | |
| 33438 | MslaC 4386 | OSTBERG | LAURENCE | M | 17 | Missoula | 5/8/1936 | ||
| 56459 | Gld 810 | OSTBEY | AUGUST | M | 58 | Dawson | 11/16/1930 | ||
| 19146 | Gld 1044 | OSTBY | DONALD | L | M | -1 | Dawson | 1/14/1934 | |
| 38909 | Kspl 2055 | OSTBY | ELEX | E | M | 75 | Flathead | 4/3/1937 | |
| 25268 | Gld 1157 | OSTBY | MARILYN | F | -1 | Dawson | 5/8/1935 | ||
| 38291 | Gld 1280 | OSTBY | MARY | E | F | 23 | Dawson | 1/19/1937 | |
| 49264 | Cus 342 | OSTENDORF | MARY | F | 58 | Custer | 12/12/1939 | ||
| 4967 | SB 3161 | OSTER | JOHN | G | M | 46 | Silver Bow | 5/18/1931 | |
| 24002 | Cus 258 | OSTER | JOHN | M | 49 | Custer | 9/19/1935 | ||
| 25464 | Hav 1769 | OSTERBAUER | HERBERT | A | M | 18 | Hill | 7/25/1935 | |
| 25589 | Hel 3176 | OSTERBERG | JOHN | G | M | 47 | Lewis & Clark | 3/14/1935 | |
| 44207 | GF 6992 | OSTERBLOM | HULDA | F | 77 | Cascade | 7/15/1938 | ||
| 1695 | DL 2373 | OSTERBURG | ANNA | F | 59 | Deer Lodge | 5/22/1931 | ||
| 3326 | LC 887 | OSTERGREN | CHARLEY | F | M | 52 | Lewis & Clark | 12/3/1931 | |
| 12020 | Bt 9015 | OSTERHOLM | JOSEPH | M | 0 | Silver Bow | 5/22/1933 | ||
| 5485 | Wx 217 | OSTERHOUT | LEONARD | L | M | 38 | Wibaux | 6/21/1931 | |
| 50117 | GF 7405 | OSTERMAN | EARL | F | M | 11 | Cascade | 7/29/1939 | |
| 38050 | GF 6611 | OSTERMAN | FRANK | J | M | 35 | Cascade | 7/27/1937 | |
| 14949 | Msla 3483 | OSTERMEYER | HERMAN | M | 72 | Missoula | 1/12/1933 | ||
| 17049 | Blgs 3871 | OSTERMILLER | EMMA | R | F | 7 | Yellowstone | 7/24/1934 | |
| 5532 | Yel 1156 | OSTERMILLER | GEORGE | M | 52 | Yellowstone | 8/2/1931 | ||
| 23974 | Cho 993 | OSTILE | RAYMOND | M | M | 23 | Choteau | 3/1/1935 | |
| 32215 | Hel 3462 | OSTLE | ELIZABETH | Ann | F | 83 | Lewis & Clark | 6/26/1936 | |
| 17836 | Car 338 | OSTLUND | CARL | M | 48 | Carter | 2/1/1934 | ||
| 18162 | DL 2925 | OSTLUND | FLORENCE | F | 38 | Deer Lodge | 2/5/1934 | ||
| 26704 | MC 2114 | OSTOJ | DUWAYNE | G | M | -1 | Custer | 11/28/1935 | |
| 53558 | Wx 343 | OSTOJ | JOAN | V | F | -1 | Wibaux | 3/29/1939 | |
| 39019 | La 1469 | OSTRANDER | ARTHUR | P | M | 87 | Lake | 1/17/1937 | |
| 40178 | Phil 1015 | OSTRANDER | VIRGIL | M | 78 | Phillips | 6/7/1937 | ||
| 56161 | GF 3964 | OSTREM | HANS | M | 70 | Cascade | 7/22/1930 | ||
| 12396 | Cas 953 | OSTROM | LUELLA | F | 53 | Cascade | 4/15/1933 | ||
| 53178 | Stw 1078 | OSTRUM | CLARICE | D | F | -1 | Stillwater | 2/18/1939 | |
| 52887 | San 951 | OSTRUS | THOMAS | C | M | 50 | Sanders | 8/18/1939 | |
| 36003 | Blgs 4923 | OSTWALD | GEORGE | M | 1 | Yellowstone | 11/8/1937 | ||
| 5863 | Bl 1112 | OSTWALD | INFANT OF | E B | M | -1 | Blaine | 8/21/1932 | |
| 28766 | Yel 1499 | OSTWALT* | HENRY | M | 0 | Yellowstone | 3/1/1935 | (Inf of) | |
| 45818 | Min 351 | O'SULLIVAN | JAMES | M | 64 | Mineral | 11/23/1938 | ||
| 47151 | Sdn 1198 | OSWALD | ALFRED | N | M | 54 | Sheridan | 8/4/1938 | |
| 18402 | Fal 467 | OSWALD | FRED (INF OF) | F | 0 | Fallon | 2/16/1934 | ||
| 13403 | GF 5032 | OSWALD | MAY | G | F | 55 | Cascade | 7/26/1933 | |
| 53892 | BH 1168 | OTHER BLACK BIRD | MRS. | F | 55 | Big Horn | 4/3/1930 | ||
| 41984 | BH 2220 | OTHER BLACKBIRD | RALPH | D | M | -1 | Big Horn | 11/15/1938 | |
| 35609 | BH 2073 | OTHER BULL | DENNIS | M | 2 | Big Horn | 6/2/1937 | ||
| 41987 | BH 2223 | OTHER MEDICINE | LUCILLE | F | -1 | Big Horn | 11/20/1938 | ||
| 41885 | BH 2106 | OTHER MEDICINE | SHIRLEY | L | F | 1 | Big Horn | 1/23/1938 | |
| 5725 | BH 1388 | OTHER MEDICINE | M | 64 | Big Horn | 3/18/1932 | |||
| 16786 | BH 1686 | OTHERMEDICINE | MAJEL | F | -1 | Big Horn | 11/21/1934 | ||
| 27417 | Pra 399 | OTIS | ALICE | M | F | 80 | Prairie | 3/12/1935 | |
| 10882 | Tn 599 | OTNESS | ANNIE | F | 71 | Teton | 4/10/1932 | ||
| 49775 | Fltd 2059 | OTNESS | BANE | M | 46 | Flathead | 11/22/1939 | ||
| 21803 | Sdn 917 | O'TOOL, MRS | FRANK | F | 28 | Sheridan | 1/19/1934 | ||
| 12330 | Bt 9328 | OTOOLE | EMMA | L | F | 70 | Silver Bow | 12/27/1933 | |
| 54811 | Bt 7434 | O'TOOLE | MICHAEL | M | 51 | Silver Bow | 6/24/1930 | ||
| 23666 | Bt 9887 | OTT | EDWARD | A | M | 24 | Silver Bow | 1/31/1935 | |
| 54036 | Blgs 2625 | OTT | PETER | M | 19 | Yellowstone | 1/26/1930 | ||
| 44580 | Gra 694 | OTT | WILLIAM | G | M | 70 | Granite | 10/7/1938 | |
| 29613 | Boz 1839 | OTTARSBAK | FRANK | M | 70 | Gallatin | 4/10/1936 | ||
| 20289 | Lstn 1624 | OTTEN | FLORENCE | N | F | 46 | Fergus | 7/28/1934 | |
| 57471 | Lstn 1267 | OTTEN | HERMAN | M | 92 | Fergus | 11/11/1930 | ||
| 57184 | LC 751 | OTTEN | MINNIE | F | 70 | Lewis & Clark | 4/6/1930 | ||
| 1831 | Fal 349 | OTTER | JOYCE | E | F | 5 | Fallon | 1/21/1931 | |
| 7488 | Fal 415 | OTTER | ROBERT | E | M | -1 | Fallon | 9/17/1932 | |
| 41896 | BH 2126 | OTTER BULL | ELMER | M | 18 | Big Horn | 2/26/1938 | ||
| 5723 | BH 1386 | OTTER BULL | JOSEPH | M | -1 | Big Horn | 3/12/1932 | ||
| 5712 | BH 1375 | OTTER BULL | LAWRENCE | M | 2 | Big Horn | 2/9/1932 | ||
| 7341 | DL 2606 | OTTER CHIEF | CHESTER | M | 67 | Deer Lodge | 9/7/1932 | ||
| 11439 | Bl 1216 | OTTEROLE | MRS | F | 78 | Blaine | 9/8/1933 | ||
| 58188 | Pon 628 | OTTESON | ALAN | W | M | 23 | Pondera | 7/27/1930 | |
| 36630 | Bt 11371 | OTTIS | JAMES | M | 20 | Silver Bow | 6/15/1937 | ||
| 42540 | Boz 2194 | OTTMAN | FRITZ | A | M | 71 | Gallatin | 11/3/1938 | |
| 40098 | Musl 1323 | OTTMAN | MAY | A | F | 75 | Musselshell | 1/5/1937 | |
| 50906 | Jef 957 | OTTO | ANTHONY | M | 78 | Jefferson | 3/6/1939 | ||
| 58816 | SB 2909 | OTTO | CHARLES | H | M | 66 | Silver Bow | 5/24/1930 | |
| 12047 | Bt 9042 | OTTO | ELIZABETH | F | 52 | Silver Bow | 6/12/1933 | ||
| 53525 | Wh 675 | OTTO | FLORA | J | F | 64 | Wheatland | 1/9/1939 | |
| 53954 | Bl 934 | OTTO | HERMAN | F | M | 57 | Blaine | 1/19/1930 | |
| 29252 | Blgs 4305 | OTTO | JOHN | M | 68 | Yellowstone | 1/7/1936 | ||
| 1415 | Cbn 764 | OTTO | PAUL | M | -1 | Carbon | 3/4/1931 | ||
| 5551 | Yel 1174 | OTTOLINO | MICHAEL | M | 46 | Yellowstone | 9/9/1931 | ||
| 39070 | La 1520 | OUDETT | FELIX | M | 64 | Lake | 4/2/1937 | ||
| 31470 | GF 6127 | OUELLET | ZEPHERINUS, SISTER | F | 68 | Cascade | 5/19/1936 | ||
| 25668 | Hel 3256 | OUELLETTE | ADAM | M | 75 | Lewis & Clark | 7/1/1935 | ||
| 28950 | Ana 2684 | OUELLETTE | EDWARD | J | M | 40 | Deer Lodge | 8/30/1936 | |
| 35370 | Ana 2774 | OUELLETTE | FRED | M | 83 | Deer Lodge | 2/2/1937 | ||
| 51932 | MslaC 5323 | OUELLETTE | LIZZIE | F | 72 | Missoula | 4/23/1939 | ||
| 35476 | Ana 2883 | OUELLETTE | MRS DEMARISE | F | 86 | Deer Lodge | 9/30/1937 | ||
| 813 | Bt 7816 | OUELLETTE | MRS LEON | F | 71 | Silver Bow | 2/14/1931 | ||
| 50669 | Hel 4075 | OUELLETTE | SOPHIA | F | 90 | Lewis & Clark | 2/11/1939 | ||
| 30751 | DL 3449 | OUIMAT | EDMOND | J | M | 40 | Deer Lodge | 3/19/1936 | |
| 39972 | MslaC 4807 | OUIMET | ESDERES | M | 70 | Missoula | 9/1/1937 | ||
| 3444 | Liv 1055 | OULD | MARY | A | F | 81 | Park | 5/23/1931 | |
| 53809 | Ana 1808 | OULDHOUSE | SYVERT | M | 77 | Deer Lodge | 9/1/1930 | ||
| 14496 | Liv 1198 | OULDS | WILLIAM | F | M | 59 | Park | 1/8/1933 | |
| 22629 | BH 1820 | OULETTE | ALLXENIA | E | F | -1 | Big Horn | 10/29/1935 | |
| 4877 | SB 3071 | OUSDAL | OLAF | M | 45 | Silver Bow | 2/9/1931 | ||
| 7768 | GF 4533 | OUTCALT | HENRY | B | M | 66 | Cascade | 2/25/1932 | |
| 24921 | GF 5738 | OUTCALT | MRS. ANNA | F | 65 | Cascade | 6/11/1935 | ||
| 40893 | SB 4253 | OVCIND | OMAR | M | 57 | Silver Bow | 1/9/1937 | ||
| 18421 | Fal 487 | OVEN | J. OWEN | M | 70 | Fallon | 10/6/1934 | ||
| 37590 | Fal 584 | OVENS | TOLETA | F | 53 | Fallon | 9/17/1937 | ||
| 23555 | Bt 10330 | OVERAND | HARRY | M | 0 | Silver Bow | 12/4/1935 | ||
| 14171 | Kspl 1582 | OVERBY | MARTHA | F | 66 | Flathead | 2/24/1933 | ||
| 5417 | Wfsh 106 | OVERDAHL | ALVIN | M | 1 | Flathead | 5/16/1931 | ||
| 20881 | Musl 1177 | OVEREND | CHARLES | W | M | 84 | Musselshell | 11/6/1934 | |
| 40110 | Musl 1335 | OVEREND | DONALD | L | M | -1 | Musselshell | 2/25/1937 | |
| 46184 | Musl 1437 | OVEREND | MARIA | F | 82 | Musselshell | 12/31/1938 | ||
| 20968 | Phil 837 | OVERGARD | JOHN | M | 84 | Phillips | 11/27/1934 | ||
| 10774 | Stw 739 | OVERHULS | ARDIS | V | F | 23 | Stillwater | 8/6/1932 | |
| 16182 | Stw 762 | OVERHULS | SALLY | F | F | 44 | Stillwater | 2/8/1933 | |
| 20512 | MC 1980 | OVERLAND | GERALD | E | M | -1 | Custer | 12/3/1934 | |
| 53754 | Ana 1752 | OVERLY | DAVID | H | M | 83 | Deer Lodge | 5/2/1930 | |
| 37403 | DL 3787 | OVERMAN | CHARLES | M | 60 | Deer Lodge | 6/25/1937 | ||
| 51266 | LC 1534 | OVERMAN | CLYDE | F | M | 58 | Lewis & Clark | 9/26/1939 | |
| 22718 | Bl 1373 | OVERMAN | FRED | M | 59 | Blaine | 9/30/1935 | ||
| 13228 | GF 4853 | OVEROSE | OLE | K | M | 80 | Cascade | 1/20/1933 | |
| 6284 | Boz 1411 | OVERSTREET | MARY | E | F | 67 | Gallatin | 11/29/1932 | |
| 24967 | GF 5784 | OVERTON | WILSON | G | M | 17 | Cascade | 7/25/1935 | |
| 46477 | Rav 2112 | OVERTURF | ANNA | L | F | 7 | Ravalli | 3/8/1938 | |
| 9529 | MslaC 3214 | OVERTURF | CLOYSE* | M | -1 | Missoula | 1/11/1932 | Infant of | |
| 40439 | Rav 2005 | OVERTURF | ELMER | J | M | 56 | Ravalli | 5/23/1937 | |
| 35942 | Blgs 4862 | OVERTURF | JOE P | W | M | 28 | Yellowstone | 9/6/1937 | |
| 10042 | Rav 1337 | OVERTURF | MARION | J | M | 82 | Ravalli | 3/11/1932 | |
| 53999 | Bl 979 | OVESEN | JOHN | B | M | -1 | Blaine | 10/2/1930 | |
| 12561 | Cus 220 | OVITT | WILLIAM | E | M | 81 | Custer | 12/19/1933 | |
| 1625 | DL 2306 | OWEN | ALICE | F | 47 | Deer Lodge | 1/19/1931 | ||
| 57251 | Lin 622 | OWEN | ANNA | L | F | 19 | Lincoln | 2/18/1930 | |
| 39145 | La 1601 | OWEN | CATHERINE | L | F | 59 | Lake | 12/23/1937 | |
| 36910 | Bt 11651 | OWEN | CHARLES | L | M | 57 | Silver Bow | 12/4/1937 | |
| 39918 | MslaC 4753 | OWEN | CHARLES | M | 27 | Missoula | 6/30/1937 | ||
| 46868 | Roos 2010 | OWEN | CHARLOTTE | A | F | 73 | Roosevelt | 11/1/1938 | |
| 36901 | Bt 11642 | OWEN | DEWEY | F | M | 39 | Silver Bow | 11/30/1937 | |
| 36854 | Bt 11595 | OWEN | ELIZABETH | F | 57 | Silver Bow | 11/8/1937 | ||
| 42708 | Bt 11816 | OWEN | EVAN | D | M | 57 | Silver Bow | 3/6/1938 | |
| 18308 | DL 3069 | OWEN | EVERETT | M | 63 | Deer Lodge | 9/29/1934 | ||
| 8320 | Hav 1321 | OWEN | FRANCES | E | F | 69 | Hill | 5/21/1932 | |
| 3349 | Lin 688 | OWEN | GEORGE | T | M | 70 | Lincoln | 2/14/1931 | |
| 14005 | Hel 2901 | OWEN | GRACE | E | F | 47 | Lewis & Clark | 11/3/1933 | |
| 32557 | La 1334 | OWEN | HARRY | Nelson | M | 66 | Lake | 1/22/1936 | |
| 5018 | SB 3211 | OWEN | HARRY | M | 64 | Silver Bow | 8/26/1931 | aka HARE | |
| 20787 | MslaC 3928 | OWEN | INFANT | F | 0 | Missoula | 10/24/1934 | ||
| 33490 | MslaC 4439 | OWEN | JESS | F | 0 | Missoula | 7/7/1936 | infant of | |
| 40069 | MslaC 4904 | OWEN | JESS* | F | -1 | Missoula | 12/7/1937 | Infant of | |
| 30429 | Cas 1150 | OWEN | JOHN | R | M | 41 | Cascade | 10/3/1936 | |
| 42352 | Blgs 5229 | OWEN | JOHN | W | M | 5 | Yellowstone | 10/14/1938 | |
| 55285 | Cho 716 | OWEN | LLOYD | M | 47 | Choteau | 3/30/1930 | ||
| 4681 | RL 573 | OWEN | MINNIE | C | F | 71 | Carbon | 4/22/1931 | |
| 13300 | GF 4928 | OWEN | NAOMI | F | 67 | Cascade | 3/27/1933 | ||
| 19343 | Hav 1595 | OWEN | RICHARD | W | M | 74 | Hill | 7/16/1934 | |
| 17298 | Br 358 | OWEN | RICHARD | M | 81 | Broadwater | 6/15/1934 | ||
| 18699 | GF 5186 | OWEN | SAMUEL | F | M | 78 | Cascade | 1/11/1934 | |
| 739 | Br 305 | OWEN | SARAH | D | F | 74 | Broadwater | 12/12/1931 | |
| 15774 | RL 682 | OWEN | SHIRLEY | A | F | -1 | Carbon | 11/29/1933 | |
| 24794 | GF 5610 | OWENS | ANNA | E | F | 75 | Cascade | 3/10/1935 | |
| 40070 | MslaC 4905 | OWENS | CATHERINE | F | 78 | Missoula | 12/8/1937 | ||
| 36283 | Bt 11022 | OWENS | DAVID | L | F | 27 | Silver Bow | 1/11/1937 | |
| 42229 | Blgs 5105 | OWENS | DAVID | T | M | 66 | Yellowstone | 5/12/1938 | |
| 59382 | Yel 1049 | OWENS | FRANCIS | C | M | 72 | Yellowstone | 5/15/1930 | |
| 48419 | Boz 2283 | OWENS | HARVEY | J | M | 50 | Gallatin | 8/15/1939 | |
| 59431 | Yel 1098 | OWENS | JACK | M | 60 | Yellowstone | 10/16/1930 | ||
| 20122 | Lin 916 | OWENS | JAMES | H | M | 27 | Lincoln | 8/30/1934 | |
| 12521 | Cho 917 | OWENS | JAMES | T | M | 55 | Choteau | 6/19/1933 | |
| 31810 | Gla 1603 | OWENS | JOHN | M | -1 | Glacier | 12/14/1936 | ||
| 38986 | Kspl 2132 | OWENS | LORENZO | R | M | 52 | Flathead | 10/18/1937 | |
| 34862 | Tn 747 | OWENS | LOUIS | M | 56 | Teton | 8/13/1936 | ||
| 9107 | Liv 1149 | OWENS | MARGARET | G | F | 44 | Park | 5/5/1932 | |
| 49098 | Cas 1259 | OWENS | MARTIN | N | M | 71 | Cascade | 2/16/1939 | |
| 40135 | Musl 1360 | OWENS | MARY | A | F | 71 | Musselshell | 8/5/1937 | |
| 14200 | Kspl 1611 | OWENS | MARY | E | F | 61 | Flathead | 6/2/1933 | |
| 47469 | Val 2104 | OWENS | MARY JO | F | -1 | Valley | 12/26/1938 | ||
| 32619 | La 1398 | OWENS | PETER | J | M | 22 | Lake | 7/26/1936 | |
| 38257 | Gla 1682 | OWENS | ROSALIE | M | F | 6 | Glacier | 8/16/1937 | |
| 3739 | MC 1594 | OWENS | ROSE | M | F | 11 | Custer | 11/1/1931 | |
| 21416 | RL 695 | OWENS | SAMUEL | R | M | 7 | Carbon | 3/12/1934 | |
| 24861 | GF 5678 | OWENS | WILLIAM | F | M | 37 | Cascade | 4/26/1935 | |
| 3463 | Liv 1074 | OWENS* | F | 0 | Park | 7/31/1931 | Infant of George | ||
| 25125 | Gla 1403 | OWINGO | WILLIAM | A | M | 67 | Glacier | 1/20/1935 | |
| 6126 | Blgs 3412 | OWINGS | ANNA MAUD | F | 72 | Yellowstone | 11/10/1932 | ||
| 35230 | Wx 313 | OWINGS | BEATRICE | E | F | 68 | Wibaux | 11/1/1936 | |
| 54244 | Blgs 2837 | OWINGS | CHARLES | O | M | 9 | Yellowstone | 10/7/1930 | |
| 28714 | Wh 568 | OWINGS | ROY | V | M | 39 | Wheatland | 10/30/1935 | |
| 544 | Blgs 3111 | OWINGS | WILLIAM | D | F | 14 | Yellowstone | 9/21/1931 | |
| 58222 | Pon 703 | OWL CHILD | EARL | M | 2 | Pondera | 7/28/1930 | ||
| 25773 | Hl 635 | OWL THUNDER | DAY THUNDER | F | 81 | Hill | 6/28/1935 | aka Day Thunder Owl Thunder | |
| 52843 | Roos 2432 | OWNS PIPE | ALPHEUS | M | -1 | Roosevelt | 9/18/1939 | ||
| 52802 | Roos 2090 | OWNS PIPE | WILFRED | M | -1 | Roosevelt | 7/18/1939 | ||
| 4735 | Roos 1172 | OWNSPIPE | JENNIE | F | 14 | Roosevelt | 4/10/1931 | ||
| 58591 | Roos 1076 | OWNSPIPE | LUCY | F | 53 | Roosevelt | 4/28/1930 | ||
| 21551 | Roos 1536 | OWNSPIPE | SAMUEL | M | 70 | Roosevelt | 12/3/1934 | ||
| 8571 | Hel 2725 | OWSLEY | JOSHUA | T | M | 55 | Lewis & Clark | 11/12/1932 | |
| 44682 | Hav 2195 | OXENDER | DORIS | L | F | 30 | Hill | 9/25/1938 | |
| 17847 | Car 349 | OXFORD | DONALD | M | -1 | Carter | 5/27/1934 | ||
| 47526 | Wh 657 | OXFORD | JAMES | W | M | 60 | Wheatland | 6/24/1938 | |
| 39758 | MslaC 4590 | OXFORD | JOHN | M | 75 | Missoula | 1/1/1937 | ||
| 37900 | GF 6460 | OXLEY | HARRY | M | 77 | Cascade | 2/19/1937 | ||
| 2594 | Gld 876 | OXLEY | HARVEY | A | M | 52 | Dawson | 10/7/1931 | |
| 7951 | GF 4716 | OXTOBY | CARI | M | 22 | Cascade | 9/10/1932 | ||
| 35168 | Wfsh 213 | OYA | TOM | M | 53 | Flathead | 6/17/1936 | ||
| 40724 | RL 871 | OZANICK | JOE | F | M | 30 | Carbon | 12/15/1937 | |
| 11878 | Bt 8873 | OZANNE | PAUL | A | M | 67 | Silver Bow | 2/9/1933 | |
| 30147 | Bt 10795 | OZELLO | MARGARET | E | F | 0 | Silver Bow | 9/16/1936 | |
| 24997 | GF 5814 | OZEY | GRACE | F | 38 | Cascade | 9/6/1935 | ||
| 57104 | La 686 | OZMUN | CHARLES | M | 70 | Lake | 7/14/1930 |