- Medicine, Military--Confederate States of America--History.1
- Medicine, Psychosomatic1
- Memorial Youth Center (Columbia, S.C.)1
- Memorials--South Carolina--Edgefield County.1
- Mill Creek Baptist Church (Lykesland, S.C.)1
- Mill Creek Baptist Church (Richland County, S.C.)1
- Mill Creek M.E.S Church (Lykesland, S.C.)1
- Mill Creek M.E.S Church (Richland County, S.C.)1
- Minerals--Catalogs and collections.1
- Mission of Blessed Martin de Porres (Columbia, S.C.)1
- Mission of Blessed Martin de Porres (Richland County, S.C.)1
- Missionary Baptist1
- Mitchell, A. R.1
- Mitchell, William1
- Morris Island, Battle of, S.C., 1863 (July 10-September 7)1
- Morris, E.1
- Motherhood1
- Mount Elon Baptist Church (Columbia, S.C.)1
- Mount Elon Baptist Church (Richland County, S.C.)1
- Mount Olive Baptist Church (Columbia, S.C.)1