- Letters1
- Lieber, Francis, 1800-18721
- Lower Three Runs Baptist Church (Allendale County, S.C.)1
- Lutheran Theological Southern Seminary1
- Lutheran Theological Southern Seminary--History1
- Masques1
- McBee, Vardry, 1775-18641
- Medicine1
- Memorandums1
- Mexican War, 1846-1848--Maps1
- Mexico City (Mexico)--History--American occupation, 1847-1848--Maps1
- Milford Baptist Church (Greenville County, S.C.)1
- Military ceremonies, honors, and salutes--South Carolina1
- Minerals -- Catalogs and collections.1
- Mizpah Baptist Church (Florence County, S.C.)1
- Mount Ararat Baptist Church (Cherokee County, S.C.)1
- Mount Carmel Baptist Church (Pickens County, S.C.)1
- Mount Pisgah Baptist Church (Anderson County, S.C.)1
- Mountain Creek Baptist Church (Anderson County, S.C.)1
- Mountain Creek Baptist Church (Edgefield County, S.C.)1