- Koala.1
- Lipton, Thomas Johnstone, Sir, 1850-1931.1
- Manners and customs1
- Manning, Richard Irvine, 1789-1836--Correspondence1
- Marion County (S.C.)--Antiquities1
- Marion County (S.C.)--Newspapers1
- Marion, Francis, 1732-17951
- Marion, Francis, 1732-1795--Correspondence1
- Maybank, Burnet R. (Burnet Rhett), 1899-19541
- McCain, James T.1
- Measles--South Carolina1
- Medical University of South Carolina--Graduate students1
- Medical students--South Carolina--Charleston1
- Medicine--Practice--South Carolina--History--19th century1
- MeĢmorial de l'Escadrille Lafayette.1
- Motels, Historic buildings, Tourism--Florida1
- Moultrie, William, 1730-18051
- Moultrie, William, 1730-1805--Correspondence1
- Mulligan, William.1
- Mullikan, Tom1