- Carolina Students' Handbook, 1920-19401
- Carolina Textile Mills204
- Carolyn Browne Hodges Scrapbook1
- Carver High School20
- Catalog of the Collections of Minerals in the College of South Carolina2
- Catherine M. McCottry, M.D. Papers12
- Catherine and James Yatsco Collection47
- Cemeteries24
- Cemeteries 1
- Center for Women's and Gender Studies 20th Anniversary Poster Collection38
- Central High School Yearbooks7
- Ceremonies and Celebrations, Kings Mountain National Military Park195
- Certificate of citizenship, 1871 - McCormick, John, fl. 18711
- Chamber of Commerce1
- Charles Cross Collection of Buchenwald Concentration Camp Photographs, 194518
- Charles Family Civil War Era Letters 2
- Charles Fraser Book of Precedents, 1800-18191
- Charles Fraser Sketchbook, 1793-17962
- Charles Fraser's Sketchbook, 1796-1805115
- Charles Henry Meltzer Papers, 1839-194012