- A. Philip Randolph Institute1
- Adger, J. B.1
- Adger, John B. (John Bailey), 1810-18991
- African Methodist Episcopal Church. Council of Bishops.1
- Agricultural Society1
- Agricultural Society of Pendleton, S.C.1
- Agricultural Society of South Carolina1
- Aiken County Relief Council (Aiken, S.C.)1
- Aiken Vine Growing and Horticulture Association1
- Aimar, G. W.1
- Aldrich and Barksdale (Firm).1
- Alexander, I. H.1
- Allen University1
- Allison, Dorothy1
- Allston Family?1
- Alper, Sue1
- Alpert, Esther Jane1
- American Association of University Women1
- American Civil Liberties Union1
- American Musicological Society1