- Chappell, Absalom H. (Absalom Harris), 1801-18781
- Cheever, George Barrell, 1807-18901
- Clark, Alexander1
- Clark, B.1
- Clark, J. O. A.1
- Clark, Richard H., 1824-18961
- Clarke, George Herbert1
- Clarke, J. S.1
- Clay, Joseph, 1741-18041
- Cobb, Howell, 1795-18641
- Cobb, Thomas Read Rootes, 1823-18621
- Commission on Interracial Cooperation, inc1
- Confederate States of America. War Dept.1
- Conference for the Study of the Negro Problems (18th : 1913 : Atlanta, Ga.)1
- Congress of Colored Catholics of the United States1
- Cook, Anna Maria (Green) 1844-19361
- Cook, Mary Louise, Mrs1
- Cooper, Anna J. (Anna Julia), 1858-19641
- Cordell, H. Ken1
- Corvisart des Marets, Jean Nicolas, baron, 1755-18211
