Prominent Montanans Manuscript Finding Aids
- Archives Accession 00003 Wilson, M. L. (Correspondence, papers, publications, and photographs, 1935-1960)
- Collection 10 Schultz, James Willard (Papers, 1867-1969)
- Collection 95 Place, Marian T. (Papers, 1951-1963)
- Collection 112 Maginnis, Martin (Incoming correspondence transcriptions, 1964)
- Collection 172 Hamilton, James M. (Literary manuscripts, correspondence, and photographs, 1938-1969)
- Collection 294 D'Ewart, Wesley (Congressional and professional papers and photographs, 1936-1973)
- Collection 349 Cavanaugh, Miles J. (Literary papers, 1921-1935)
- Collection 360 Hedges, Wyllys A. (Papers, 1885-1967)
- Collection 522 Smith, Robert P. (Papers)
- Collection 532 Abbott-Stuart-Matejcek Family (Business records, personal papers, and photographs, 1894-1939)
- Collection 643 Cowan Family (Family, business, and farming papers, 1893-1966)
- Collection 751 Hart Family (Family and ranch papers, 1835-1965)
- Collection 851 Fort Ellis and Doane, Gustavus C. (Military and personal papers, 1865-1930)
- Collection 893 Reichman Family (Diaries, photographs, and miscellaneous papers, 1902-1944)
- Collection 908 Carter, Thomas (Correspondence Selections and Related Material, 1908-1971)
- Collection 913 Fergus, Clifton B. Worthen-James (Collection, 1884-1955)
- Collection 945 McGill, Caroline (Collection, 1909-1958)
- Collection 965 Walker, Mildred (Manuscript draft for If A Lion Could Talk, ca. 1969-1970)
- Collection 1057 O'Donnell, I. D. (Papers, 1884-1947)
- Collection 1058 Fjare, Orvin B. (Congressional papers, 1955-1957)
- Collection 1059 O'Connor, James Francis (Congressional and ranch papers, 1937-1945)
- Collection 1069 Ecton, Zales N. (Senatorial Papers, 1947-1953)
- Collection 1412 Story, Nelson, Sr. (Letter to "Miss Willets" dated Los Angeles, Cal., February 14, 1911)
- Collection 1507 Haynes Family (Family photos, 1866-1969)
- Collection 2073 James, Harry C. (Papers, 1938-1978)
- Collection 2094 Montana. Board of Natural Resources and Conservation (Records, 1976 - 1981)
- Collection 2095 Billings, Harry L. and Gretchen (Papers, 1940-1984)
- Collection 2100 Wilson, M. L. (Papers, 1913-1970)
- Collection 2117 Montana Governor's Patronage Requests (Applications, letters, and petitions for patronage, 1900-1901)
- Collection 2203 Fenske, Lewis W., Sr. (Letters, 1925-1948)
- Collection 2204 Carter, John G. (Papers, 1855-1952)
- Collection 2211 Doane, Gustavus Cheyney (1840-1892) (Military and personal papers, 1860-1939)
- Collection 2269 Fulton, Dan (Personal, professional, and research papers, 1912-1990)
- Collection 2281 Caton, Dixie (Recollections of Senator Burton K. Wheeler, 1992)
- Collection 2307 Schultz, James Willard (Letters, 1915-1916)
- Collection 2313 Renne, Roland Roger (Gubernatorial campaign papers, 1963-1966)
- Collection 2317 Marlenee, Ron (Congressional Papers, 1977-1992)
- Collection 2329 Smith, Norma (Papers, 1895-2000)
- Collection 2424 M. L. Wilson Abraham Lincoln (1849-1973)
- Collection 2443 Colberg, Nancy (Wallace Stegner Research Collection, 1942-1996)
- Collection 2523 Sanders, Wilbur Fisk (Papers, 1883-1907)
- Collection 2525 Callaway, Llewellyn L. (Letter to A.S. Dagy, July 25, 1895)