- Presbyterians--South Carolina--Sumter1
- Preston, William C. (William Campbell), 1794-18601
- Public welfare administration--South Carolina--Aiken County1
- Publications series Inaugural address1
- Publishers and publishing--South Carolina1
- Railroad companies--South Carolina--Columbia1
- Ramsay, David, 1749-18151
- Reconstruction (U.S. history, 1865-1877)--South Carolina--Lexington County1
- Representative government and representation--South Carolina1
- Richland County, S.C.1
- Ridgeway (S.C.)1
- Scott, Edwin J., b. 18031
- Scottish Rite (Masonic order)1
- Secession--South Carolina1
- Seminole Indians--Wars--Florida1
- Seminole War, 2nd, 1835-18421
- Slave bills of sale1
- Slavery--South Carolina--Aiken County1
- Slaves--South Carolina--Charleston--History1
- Soldiers--Confederate States of America1