- Railroads--South Carolina--Lancaster County5
- Railroads--South Carolina--Maps1
- Railroads--South Carolina--Maps.1
- Railroads--South Carolina--Pictorial works11
- Rich Hill Baptist Church (Lancaster County, S.C.)1
- Richards, James P. (James Prioleau), 1894-19792
- Richardson, William1
- Rites and ceremonies78
- Rivers, L. Mendel (Lucius Mendel), 1905-19702
- Roads--South Carolina--Lancaster County13
- Roads--South Carolina--Lancaster County--Maps1
- Roberts, George1
- Robinson, D.P.1
- Rock Hill Body Company1
- Salem A.M.E. Church (Lancaster County, S.C.)1
- Salem Methodist (Heath Springs, S.C.)1
- Samplers1
- Scholarship, Education and Defense Fund for Racial Equality2
- School integration--United States1
- Sheriffs--United States1