C
- Capitol Hill (Washington, D.C.) (2)
- Carranza, Venustiano, 1859-1920 (9)
- Cavalry--Texas (221)
- Celebrations--Texas (53)
- Cemeteries--Texas--Brownsville (42)
- Cemeteries--Texas (45)
- Children--Portraits (168)
- Children--Texas--Brownsville (13)
- Children--Texas (365)
- Churches--Texas (32)
- Citrus fruit--Texas (53)
- Ciudad Victoria (Mexico) (36)
- Ciudad Victoria (37)
- Clothing and dress--Texas (37)
- Clouds (93)
- Commercial buildings--Texas (277)
- Construction--Texas (51)
- Cotton gins--Texas (1)
- Courthouses--Texas--Bexar County (2)
- Courthouses--Texas (30)
- Cremation--Mexico (9)
- Culiacan, Mexico (1)