- Congo, a Creole dance, i: [336].
- Congo tribes, a superstition of, i: [313].
- Corinthians, strait between Santa Maura and Greece cut by, i: [3].
- Cornell University, lectures by Hearn proposed and abandoned by, ii: [487–489], [490], [492], [495].
- Cornilliac, Jean Jacques, i: [441].
- Coulanges, Numa Denis Fustel de, i: [202].