- P.A. Wellford Scrapbook, 1881/18871
- Pabst School of Music records, 1924/19831
- Papers relating to Edgar Allan Poe and John Henry Ingram's Poe collection, 1809/19701
- Patteson-Carone Collection, 1948/19801
- Patty Fitzhugh Noblin scrapbook, 1928/19301
- Paul S. Thompson papers, 1956/19881
- Paul W. Norton Scrapbook, 1927-1931, 1927/19311
- Pearl Haldeman Stickley Papers, 1910/1962, bulk 1910/19151
- Perry Northern Jester Collection, 1870/19631
- Peter Godwin Van Winkle (1808-1872) Papers, 1827/19021
- Petersburg in the Olden Time Scrapbook, 1804/19011
- Phi Alpha (Tau Chapter) Records, 1933/19411
- Phi Kappa Omicron Scrapbook, 19331
- Phi Mu. Gamma Theta Chapter scrapbooks, 1958/19841
- Philip S. Hench Walter Reed Yellow Fever collection, 1800/1998, bulk 1863/19748