- Architectural League of New York1
- Armistead, Mary Frances1
- Arthur W. Grove Family (Roanoke, Va)1
- Association for the Preservation of Virginia Antiquities (APVA) (1889-2009)1
- Association of Collegiate Scholars in Architecture1
- Atkins, Georgia (Skinnell), 1886-19681
- Atkins, John G., 1884-19451
- Aumann, James H. S.1
- Avery, Howard S. (Howard Shaeffer), 1906-19962
- Babcock, H. O.1
- Bailey, Harold H. (Harold Harris), 1878-19621
- Bailey, Pattie Dobson Talley, b.18881
- Baker family1
- Ballard and Ballard Company (1880-1951) (Louisville, KY)1
- Banks family1