Names
- Carrie Post1
- Carroll Lathrop Post1
- Carroll Post1
- Chandor, Mrs. Douglas1
- Chang, Fu Liang1
- Chaplin, Maxwell1
- Chaplin, Maxwell.1
- Charles Rollin Post1
- Charles William Post1
- Chester, Colby, Jr.1
- Citizen's Industrial Association of America1
- Citizens' Industrial Association of America.1
- Climax Corn Company1
- Close, Edward Bennett, 1882-1955.1
- Columbia Conserve Company.1
- Columbia University1
- Committee for a More Beautiful Capitol1
- Couzens, James Joseph, 1872-1936.1
- Couzens, James, 1872-1936.1
- Crane, Henry Hitt, 1890-1