Encyclopedias, Almanacs, Transcripts, and Maps
- Christianity: Christianity in Western Europe
- Christie, Linford
- Chronic Effects
- Chrysostom
- chub
- Church Universal and Triumphant
- Church: Church Membership
- Church: Church Polity
- Church: Ecclesiology
- Chuvash Religion
- Ciconiiformes (Herons, Storks, Spoonbills, Ibis, and New World Vultures)
- Ciji
- cine camera
- Circumambulation
- Circumcision
- Citizens for a Better Environment
- Civets, Genets, and Linsangs (Viverridae)
- Cladocera (Water Fleas)
- Classification of Religions
- Clawed Frogs and Surinam Toads (Pipidae)