Encyclopedias, Almanacs, Transcripts, and Maps
- Conway, Sir Martin
- cony
- Cooch Behar
- Cook, Frederick Albert
- Cook, Mount
- Cook, Thomas
- Cooke, Terence James
- Cookeville
- Coolidge Dam
- coolie labor
- cooling system
- coon
- coon cat
- Coon Rapids
- Cooper, Alexander
- Cooper, Alfred Duff, 1st Viscount Norwich of Aldwick
- Cooper, Anthony Ashley
- Cooper, Leon Neil
- Cooperative Commonwealth Federation
- Cooperative Extension Service