- Medical College of South Carolina (1952-1969). School of Nursing--Students--Yearbooks1
- Medical University of South Carolina1
- Medical University of South Carolina--History--20th century1
- Medical University of South Carolina. College of Nursing--History--20th century1
- Medicare1
- Mills and mill-work--South Carolina--Columbia1
- Mills, Robert, 1781-18551
- Minority women--United States--Societies, etc.1
- Minutes and proceedings1
- Mizell, M. Hayes1
- Monuments--South Carolina--Columbia1
- Monuments--South Carolina--Edgefield--Pictorial works1
- Morris College (Sumter, S.C.)1
- Motelss--South Carolina--Bamberg--Postcards1
- Mount Carmel Baptist Church (Pickens County, S.C.)1
- Mount Zion Baptist Church (Fairfield County, S.C.)1
- Muckenfuss, Florence Enid Weeks, 1899-19721
- Museums--South Carolina--Columbia1
- Myra and the Fishermen (Moncks Corner, SC)1
- National Assocation for the Advancement of Colored People (NAACP), Voter Registration, Economic Opportunity Act, Desegregation,1