- C.A. Johnson High School (Columbia, S.C.)2
- Chicora College for Women1
- Children of immigrants--United States--Interviews3
- Citadel, the Military College of South Carolina2
- Civil rights movements1
- Civil rights workers2
- Coaches (Athletics)1
- Coffeehouses2
- Columbia (S.C.)1
- Columbia (S.C.). City Council1
- Columbia Army Air Base (S.C.)1
- Columbia Hospital (Columbia, S.C.)1
- Columbia Reds (Baseball team)1
- Congaree Land Trust1
- Cooper, Noble P. Jr., 1962-1
- Cooper, Noble P. Sr., 1929-20101
- Cromartie, E. W.1
- Crouch, Horace, 1918-20051
- Curry, Jane Guignard, 1903-20021
- De Laine, Joseph A. (Joseph Armstrong), 1898-19741