- Anna P. Sokolina Architectural Collection, 1924/20191
- Anna Whitehead Kenney Papers, 1965/19721
- Anne Griswold Tyng Architectural Collection, 1969/19991
- Anne H. Giles Paper, 19831
- Anne Hulme Diary, 1838/18501
- Appalachian Quilt Project Cassette Tapes, 1978/19791
- Architectural League of New York: Archive of Women in Architecture Records, 1892/19761
- Association for Women in Architecture Records, 1928/19921
- Association for the Preservation of Virginia Antiquities, Montgomery County Branch Papers, 1754/1996, bulk 1958/19831
- Audrey Emmons Architectural Collection, 1974/19971
- Baldwin-Stoddard Family Notebook, 18931
- Barbara Woodward Architectural Collection, 1966/19921
- Barry-Parker Family Letters, 1855/18601
- Beatrice Kean Seymour Papers, 1936/19391
- Bedford Springs, Pennsylvania, Civil War Letter, 18611