- William M. Halsey and Corrie McCallum Paintings12
- William Martin Aiken Papers, 1878-19569
- William Martin Aiken Sketchbook, 1879-18821
- William Martin Aiken Sketchbook, 18821
- William McCarthy and Martin Barbeau Collection16
- William Moultrie Correspondence, 17812
- William Savage oral history collection, 1982-198837
- William Tennent III Journal and Album63
- Williams Furniture Company Collection353
- Williams, Chesnut, Manning Family Papers, 1682-19262,499
- Williams, Chesnut, Manning Family Papers, 1682-19271
- Williams, Chesnut, Manning Family Papers, 1682-19331
- Willis Collection49
- Willy Adler Papers, 1913-1938, 1982-20103
- Winns of Fairfield County1
- Woman's College Campus (1854-1961)47
- Womans College of Due West Photograph Collection15
- Woman’s College Campus (1854-1961)165
- Women's education in early 20th century Greenville878
- Woodruff Collection39