- 2 Castor (genus)
- 52 Castor Avenue
- 1 Castor's Coach and Carriage Factory
- 1 Castor's Saw Mill
- 5 Casts (Sculpture)
- 1 Casualties
- 1 Catalog cards
- 1 Catalog Dept.
- 1 Cataracts
- 1 Catasauqua, Pennsylvania
- 1 Catchwords
- 2 Catechisms
- 1 Caterina Cornaro, Queen of Cyprus, 1454-1510
- 6 Caterpillars
- 1 Catfish
- 7 Catharine Street
- 1 Catharine Street
- 46 Cathedral Basilica of SS. Peter and Paul
- 7 Cathedral ceilings
- 9 Cathedral Road
- 15 Cathedrals
- 10 Catherine, of Alexandria, Saint
- 16 Catholic Church - Liturgy
- 1 Catholic Church. Council of Lyons (2nd : 1274)
- 7 Catholic churches
- 1 Catholic Standard
- 2 Catholic T.A.B. Fountain (Sculpture)
- 3 Catholic Total Abstinence Fountain (Sculpture)
- 1 Cathrineholms Iron Works & Foundry
- 88 Cats
- 1 Catskill, New York
- 1 Cattail
- 7 Cattermole, Clarissa, 1812-1892
- 32 Cattermole, George, 1800-1868
- 11 Cattle
- 2 Cattle herding
- 8 Cauldrons
- 65 Cautionary tales
- 1 Cavalries
- 8 Cavalry
