- Portteus, Elnora M.--Correspondence2
- Postcards2
- Pottery2
- Presidents--United States2
- Pritchard, Martha C.2
- Programs--South Carolina2
- Public libraries--Georgia2
- Public libraries--Oklahoma2
- Public libraries--Pennsylvania2
- Public schools--Maryland2
- Requena, Adele2
- Requena, Adele--Correspondence2
- Research grants2
- Ricco, Orlean C.2
- Ricco, Orlean C.--Correspondence2
- Richter, Anne J.2
- Richter, Anne J.-Correspondence2
- Right to education2
- Riley, Richard W. (Richard Wilson)2
- Riley, Richard W. (Richard Wilson)--Correspondence2