- South Carolina--Politics and government--1775-1865262
- Natural history correspondence188
- University of South Carolina--Alumni and alumnae172
- Personal correspondence161
- De Laine, Joseph A. (Joseph Armstrong), 1898-1974.--Correspondence149
- Gibbes, Lewis Reeves, 1810-1894149
- Manning, John L. (John Lawrence), 1816-1889--Correspondence149
- Charleston (S.C.)147
- Public libraries--New York135
- Mizell, M. Hayes131
- Civil liberation movements121
- Liberation movements (Civil rights)121
- Protest movements (Civil rights)121
- Natural history--South Carolina--History114
- Naturalists--Southern States112
- American Friends Service Committee107
- Garibaldi Giuseppe, 1807-1882101
- Thorn, Frances Petrena Porcher Douglass--Correspondence93
- Shilling, Lizzette92
- African Americans--Civil rights--Southern States--History--20th century91