- Coolidge, Grace Goodhue, 1879-1957--Family.2
- Coolidge, Grace Goodhue, 1879-1957.35
- Coolidge, John, 1906-2000.3
- Copeland, Royal S. (Royal Samuel), 1868-1938.1
- Cornerstone laying.1
- Cosgrave, William Thomas, 1880-1965.1
- Costume.4
- Cotton, Joseph P. (Joseph Potter), 1875-1931.1
- Courts-martial and courts of inquiry.1
- Cowles Book Company1
- Cox, Channing H. (Channing Harris), 1879-1968.1
- Crafts & decorating.1
- Crafts, Wilbur F. (Wilbur Fisk), 1850-1922.1
- Cranes, derricks, etc.1
- Cravath, Paul D. (Paul Drennan), 1861-1940.2
- Criminal investigation.1
- Criminal justice, Administration of--United States.5
- Criminal justice, Administration of.13
- Cronin, Joe, 1906-1984.1
- Crops.1