- Charleston Bible Society Records, 1815-20101
- Charleston City Directories4
- Charleston City Records Collection1
- Charleston Dental Association Records30
- Charleston Earthquake 1886152
- Charleston Iron Works records, 19072
- Charleston Naval Shipyard Newsletters20
- Charleston Souvenir Books2
- Chester County Historical Collection, 1739-19978
- Chibbaro Stereograph Collection: 186u-1997420
- Circular letter, 1783 April 2 – From Guerard, Benjamin1
- City Engineers's Plat Book, 1671-1951256
- City Year Books for Charleston, South Carolina, 1880-195162
- City of Charleston Board of Architectural Review Photographs Collection43
- City of Charleston Collection113
- City of Charleston Zoning Ordinances1
- City of Charleston, SC, Report of the City Planning and Zoning Commission, Zone Maps10
- Civil Rights Films from Moving Image Research Collections19
- Civil War Era Maps7
- Civil War Illustrations1