Jack Beeson (1921-2010) was a noted twentieth-century American composer, professor of composition, and the chair of the Columbia University Department of Music from 1968 to 1972. The collection includes scores, correspondence, subject files, scrapbooks, datebooks, drafts of written works, biographical materials, programs, and audio and audiovisual recordings.

Correspondence and manuscripts of Van Doren, consisting of letters, poems, short stories, novels, plays, radio broadcast transcripts ("Invitation to Learning"), diaries, critical works, proofs, and printed works. Correspondents include Louise Bogan, Philip Booth, Babette Deutsch, Richard Eberhart, T.S. Eliot, John Gould Fletcher, Herbert Gorman, E.W. Howe, Robinson Jeffers, Archibald MacLeish, Louis MacNeice, Edgar Lee Masters, Lewis Mumford, Hyam Plutzik, Allen Tate, and Louis Zukovsky. Also, extensive correspondence with Robert Lax and Thomas Merton, as well as manuscripts by these two authors.

This collection encompasses the professional, personal, and artistic life of art historian Meyer Schapiro.

Correspondence, manuscripts, notes, technical reports, memoranda, questionnaires, interview schedules, personal and professional documents, several photographs, one tape recording, and printed materials. The correspondence files contain letters to colleagues and researchers such as Bernard Berelson, Robert Lynd, Robert Merton, and Frank Stanton. The subject files document Lazarsfeld's many research projects such as the Admissions Officers Project, 1964-1970, the Planning Project for Advanced Training in Social Research, 1950-1955, and his first major endeavor, the Princeton Radio Research Project, 1937-1940. There are complete records for his 1954-1955 study on McCarthyism's effect on college teaching. These original materials consisting of correspondence, interview schedules, and questionnaires contain many detailed comments which could not be included in the published version of this study, THE ACADEMIC MIND (1958). Numerous files relate to Lazarsfeld's position as Associate Director of the Bureau of Applied Social Research (BASR). There are manuscripts of books, research papers, lectures, and articles by Lazarsfeld as well as by his students and colleagues.