- Spartanburg County Public Libraries3,872
- Chester County Historical Society Archives (S.C.)3,440
- University of South Carolina. South Carolina Political Collections3,428
- South Carolina Historical Society3,287
- University of South Carolina, South Caroliniana Library2,990
- Coastal Carolina University2,543
- Bob Campbell Geology Museum2,027
- University of South Carolina. Music Library1,395
- Beaufort County Library1,381
- Coastal Carolina University, Horry County Archives Center1,338
- Gibbes Museum of Art1,331
- University of South Carolina. McKissick Museum.1,237
- Clemson University Arthropod Collection1,124
- National Park Service Water Resources Division995
- Lander University, Library Services965
- Greenwood County Library System909
- Belle W. Baruch Foundation, www.hobcawbarony.org854
- Patriots Point Naval and Maritime Museum839
- University of Georgia Libraries779
- South Carolina State Parks772