| County | Title | Author | Call Number |
|---|---|---|---|
| Custer Battlefield | Robert M. Utley | MT-01 | |
| Decisions of the United States Geographic Board | Glacier National Park | MT-12 | |
| First families of Montana and early settlers. Volume 1 | MT-19 v.1 | ||
| First families of Montana and early settlers. Volume 2 | MT-19 v.2 | ||
| Genealogical and Local History Records | Dennis Lee Richards | MT-02 | |
| Geology of Ingomar Anticline Treasure and Rosebud | K. C. Heald | MT-14 | |
| History of Society of Framers of the Constitution | Henry Knippenberg | MT-03 | |
| Land of Contrast, Montana | Harry W. Fritz | MT-04 | |
| Montana in the Good Old Days No. 1 | Bill and Doris Whithorn | MT-15 | |
| Montana in the Good Old Days No. 2 | Bill and Doris Whithorn | MT-16 | |
| Montana Pay Dirt, Guide to Mining Camps | Muriel Sibell Wolle | MT-07 | |
| Montana State Prison | Philip Kent | MT-17 | |
| Montana, Idaho, Wyoming Ghost towns | Lambert Florin | MT-18 | |
| Montana's Explorers, The Pioneer Naturalists 1805-1864 | Montana Magazine | MT-13 | |
| Names on the Face of Montana (place names) | Roberta Carkeek Cheny | MT-08 | |
| Trails West | National Geographic Society | MT-10 | |
| Beaverhead county | Beaverhead county, Montana marriage index, 1867-2003 | Beaver Head Hunters | MT-Beaver 01 |
| Carbon County | Cemetery Records | Yellowstone Genealogical Forum | MT-cbn01 |
| Custer County | Yellowstone Journal 1900 | MT-cu01 | |
| Dawson County | Our Times Our Lives | Dawson County Tree Branches | MT-daw01 |
| Fergus County | Fergus County 1908 | Chicago, Milwaukee, and St. Paul Railroad | MT-fe01 |
| Fergus County | Fergus County Argus 1901 | MT-fe02 | |
| Gallatin County | The Night the Mountain Fell | Edmund Christopherson | MT-gal01 |
| Lewis and Clark County | Cemetery, Forestvale - Helena | Lewis and Clark Genealogical Society | MT-lc01 |
| Lewis and Clark County | Marriages 1866-1985 (A-C) | Lewis and Clark Genealogical Society | MT-lc02 |
| Lewis and Clark County | Marriages 1866-1985 (D-H) | Lewis and Clark Genealogical Society | MT-lc03 |
| Lewis and Clark County | Marriages 1866-1985 (I-M) | Lewis and Clark Genealogical Society | MT-lc04 |
| Lewis and Clark County | Marriages 1866-1985 (Mc-R) | Lewis and Clark Genealogical Society | MT-lc05 |
| Lewis and Clark County | Marriages 1866-1985 (S-Z) | Lewis and Clark Genealogical Society | MT-lc06 |
| Lewis and Clark County | Lewis and Clark in the Three Rivers Valleys | Donald F. Nell and John E. Taylor | MT-lc07 |
| Lewis and Clark County | Cemeteries, Rural County-Wide Cemeteries 1859-1991 | Lewis and Clark Genealogical Society | MT-lc08 |
| Madison County | Golden Gulch, The Story of Fabulous Alder Gulch | Dick Pace | MT-ma01 |
| Missoula | Index to the death and burial records of Missoula county, Montana. Volume 1: Burials Missoula city cemetery | MT Missoula 01 v.1 | |
| Missoula | Index to the death and burial records of Missoula county, Montana. Volume 2: Burials Carlton, Fort Missoula, Frenchtown, St. Mary's, St. Mary's Annex, Sunset Memorial Park, Sunset Crematorium Records, and other small private cemeteries or burials | Paulette K. Parpart | MT Missoula 01 v.2 |
| Missoula | Index to the vital records as listed in the Daily Missoulian,1900-1904 | Paulette K. Parpart, editor | MT Missoula 02 v,1 |
| Missoula | Index to the vital records as listed in the Daily Missoulian,1905-1909 | Paulette K. Parpart, editor | MT Missoula 02 v.2 |
| Missoula | Index to the vital records as listed in the Daily Missoulian, 1910-1914 | Paulette K. Parpart, editor | MT Missoula 02 v.3 |
| Missoula | Pre-1900 Index of vital records for Missoula area newspapers | Israel, Parpart, Bergum | MT Missoula 03 |
| Park County | Livingston Enterprise Souvenir | MT-pa01 | |
| Silver Bow County | Battle for Butte, The 1864-1906 | Michael P. Malone | MT-sb01 |
| Silver Bow County | Great Dynamite Explosion, Butte 5 Jan 1895 | John F. Davies | MT-sb02 |
| Silver Bow County | Butte, Its Copper Mines and Copper Kings | P. A. O'Farrell | MT-sb03 |
| Sheridan County | Sheridan Daybreak (History and Bibliography's) | Magnus Aasheim | MT-sh01 |
| Yellowstone County | Kyote 1958, Billings High School Yearbook | MT-ye01 |