- Railroads--South Carolina--Abbeville County6
- Railroads--South Carolina--Maps1
- Railroads--South Carolina--Maps.1
- Railroads--South Carolina--Pictorial works8
- Ramsey, Sara1
- Ranson, Mary1
- Rauson, A.J. - N.C.1
- Real property--South Carolina--Abbeville County--Maps1
- Real property--South Carolina--Newberry County--Maps1
- Reconstruction (U.S. history, 1865-1877)--South Carolina1
- Recreation areas41
- Reedy River (S.C. : River)1
- Reedy River (S.C. : River)--Maps, Topographic2
- Reid, Eleanor1
- Reid, Henry1
- Rice, W. Frank1
- Richard B. Russell Dam (Ga. and S.C.)2
- Roads--South Carolina--Abbeville County.20
- Robertson, Richard Lee, 1872-1939.1
- Robinson, Dr. and Mrs R. L.1