- A. Quincy Jones Papers, 1942-19791
- Adams (Peggy Hamilton) Papers505
- Arai Family Papers, 1877-197222
- Arkatov (James) collection737
- Bunche (Ralph J.) Papers31
- California Ephemera Collection, 1860-20041
- Carey McWilliams Papers, 1894-1982 (bulk 1921-1980)1
- Cashin (Bonnie) Collection of Fashion, Theater and Film Costume Design, 1913-2000163
- Castillo (Oscar R.) Photograph Collection114
- Charles Kikuchi Papers, 1941-19883
- Cole Family Papers, 1833-19432
- Dalton Trumbo Papers, 1934-19763
- Edward Huntsman-Trout Papers, 1916-1974, bulk 1923-19723
- Edwin W. Pauley Papers, 1907-20014
- Elliot Mittler Collection of Welton Becket and Associates Photograph Archives, 1940-19798
- Ernest Mitchell Pratt Photographs of Mark Daniels' Architecture, ca. 1915-192911
- Ferdinand Canning Scott Schiller Papers, ca. 1870-19401
- George P. Johnson Negro Film Collection, 1916-19776
- Gilbert A. Harrison Collection of Material by and Relating to Gertrude Stein, 1922-19849
- Griffith Family Papers, 1845-19735