- Celestial navigation1
- Chapman, Emily Donelson Walton Ford, 1916-19921
- Chapman, Leonard Fielding, 1913-20001
- Cheves, Elizabeth Chumbley, 1899-19521
- Cheves, Ida Lee Solms1
- Cheves, James Park, Sr., 1898-19951
- Chinook (Military transport helicopter)1
- Civil defense1
- Civil rights1
- Cold War--Personal narratives, American1
- Courts1
- Crescent City (Attack transport : APA-21)1
- Curtiss P-40 Warhawk1
- Data processing1
- De Haven (Destroyer : DD-469)1
- Death1
- Douglas Aircraft Company1
- Douglas DC-3 (Transport plane)1
- Elections1
- Electronics1
