Correspondence, alumni lists, invitations, programs, and other printed material documenting reunions and other alumni activities compiled into bound volumes by Henry Pelouze de Forest, 1890 class secretary for the College of Physicians and Surgeons, Columbia University.

Personal papers of U.S. physician, Dickinson W. Richards (1895-1973), alumnus (M.A. 1922; M.D. 1923) and faculty member (1925-1973) of Columbia University's College of Physicians & Surgeons. Richards served as Intern (1924) and Resident (1925-1927) at Presbyterian Hospital, with later positions there (1928-1961) and at Bellevue Hospital (1933-1961), and consulted for Merck & Co. Richards received the Nobel Prize for Physiology or Medicine in 1956, along with André Cournand and Werner Forssmann for their work relating to heart catheterization.

Two letters from De Schweinitz to John M. Wheeler, Director of the Harkness Eye Institute at the Columbia - Presbyterian Medical Center and professor of ophthalmology at the Columbia University College of Physicians and Surgeons.

Personal papers of Leonard Coleman Harbor, professor of dermatology at New York University and Columbia University, and served as chair of the Department of Dermatology in the College of Physicians and Surgeons, Columbia University.