Collection
- Albert D. English papers, 1839-19571
- Albert Easton White papers, 1938-19611
- Albert G. Ballert photograph collection, 19601
- Albert H. and Emma M. Wheeler papers, 1938-1994 (majority within 1960-1977)1
- Albert J. Schimpke collection of R.G. Peters materials, 1890-circa 19701
- Albert Joseph Engel Papers, 1885-19601
- Albert Joseph Gitzen papers, 1917-19191
- Albert Kahn Associates records, 1825-2014 (majority within 1900-1945)1
- Albert Kahn Family papers, 1869-19891
- Albert Lilly photograph collection, 1918-19191
- Albert M. Barrett papers, 1900-19371
- Albertine Loomis photograph collection, 1890s1
- Aldred S. Buckler photograph collection, circa 1918-19191
- Aldred Scott Warthin papers, 1893-1947 (majority within 1923-1931)1
- Alex Heath photograph collection., 1918-19191
- Alexander Eckstein Papers, 1943-19761
- Alexander G. Ruthven Papers, 1901-1961 (majority within 1906-1951)1
- Alexander Jefferson papers, 1921-2006 (majority within 1944-2006)1
- Alexander Winchell Papers, 1833-18911
- Alfred B. Connable papers, 1925-1992 (majority within 1941-1957)1