- Craig and Gaulden (Firm)1
- Crane flies2
- Crickets14
- Crouch, Sydney James Leonhardt, 1889-19691
- Curtis, Bea--Portraits1
- Dairy Building (Clemson, S.C.)14
- Dairy barns6
- Dairy farms8
- Daisies2
- Damselflies14
- Daniel Hall (Clemson, S.C.)25
- Daniel House (Clemson, S.C.)1
- Daniel, Charles E. (Charles Ezra), 1895-19642
- Davidson family7
- Davidson, A. Wolfe (Abraham Wolfe), 1903-198161
- Davidson, Chaim Meyer, 1860?-19191
- Davidson, Chasia, 1864-19451
- Davidson, Katherine, 1906-19746
- Davis, Tracy1
- Deans (Education)1