- John Ravenel Estate Book, 1862-18701
- John Shaw Billings Scrapbook71
- John West: In His Own Words12
- Journal of Charles Cotesworth Pinckney's plantations, 1818-18191
- Journal of Robert Barnwell Plantations, 1838-18591
- Journal of Samuel Wilson, 18541
- Joyner Family Papers, 1842-18831
- Kahal Kadosh Beth Elohim Congregation Records33
- Keziah Brevard Journal, 1860-18611
- L. Mendel Rivers Papers, 1940-19627
- Langdon Cheves III Hunting Notes & Art30
- Langdon Cheves Papers, 1777-1864142
- Laura Benjamin Miller Collection on Judah P. Benjamin1
- Laura Bragg Papers28
- Laurens County Cororner's Reports2
- Lazarus and Hirsch Family Papers23
- Letter to Harriott Horry, ca. 17801
- Letters to Alfred Wardlaw, 1857-186211
- Letters to Jonathan Lucas, 17962
- Levi L. Kibler Letters Received1