- Marriage--Songs and music1
- Mayer, Flora Steinheimer, 1878-19471
- Mayer, Irving S., 1913-20042
- Mayer, Monroe, Sr., 1871-19571
- Medicine--South Carolina--Charleston County--History1
- Memorials1
- Men3
- Methodist church buildings -- South Carolina -- Spartanburg1
- Methodist church buildings--South Carolina--Georgetown1
- Methodist-Episcopal Church -- History1
- Military chaplains2
- Military telegraph.1
- Military telephone.1
- Mills and mill-work--South Carolina--Camden2
- Minstrel music1
- Mons, 1st Battle of, Mons, Belgium, 1914--Songs and music1
- Monuments -- South Carolina -- Parris Island1
- Monuments--South Carolina--Camden--Postcards2
- Monuments--South Carolina--Columbia1
- Monuments--South Carolina--Cowpens--Pictorial works1