- Palmer, A.P.1
- Paul E. Trouche, Published in Charleston, S.C. Made in Germany1
- Paul E. Trouche, Publisher, Charleston S.C. Printed in Germany1
- Paul E. Trouche, Publisher, Charleston, S.C.-Germany1
- Peale, Washington1
- Peoples' Steam Ship Company of So. Ca.1
- Pepoon, Benjemin F.1
- Peronneau, Henry William (Chairman Standing Committee Charleston State Rights Associatio1
- Peruvian Guano Corporation1
- Pettis, George H., fl. 18641
- Phoenix Fire Engine Company1
- PhotoArt, Winnsboro, S.C.1
- Pickett, M.E.1
- Planters' and Mechanics' Bank of South Carolina1
- Porcher, W.M., Master of Ceremonies and Marshal1
- Post (photographer, Farm Security Administration)1
- Post of Farm Security Administration1
- Powe, James Harrington, 1835-1898.1
- Protestant Episcopal Church, Charleston County, St. Philip's, Charleston1
- Pugh, Griffith Thompson, 1908-1