The Plimpton Family Papers is primarily comprised of correspondence, personal and professional documents, writings and photographs generated by or for George Arthur Plimpton and Frances Taylor Pearsons Plimpton, their son, Francis T.P. Plimpton, and his wife Pauline Ames Plimpton. Also included are documents and photographs produced by or for other Plimpton, Pearsons and Ames family members, from seventeenth century ancestors to late-twentieth century descendants.

Collection documents the work of Herman J. Hahn as pastor of the Riverside-Salem United Church of Christ. Included are radio addresses given by Hahn (1930-1934) and copies of scrapbooks created by Irvin Alt, educator and Riverside-Salem United Church of Christ parishioner. The scrapbooks contain clippings about Herman J. Hahn and the Riverside-Salem United Church of Christ, where Hahn was pastor from 1922-1948.

The Sally Goodgold Papers document the participation of a prominent citizen activist in Manhattan development and growth during the mid to late 20th century. The papers cover land use, environmental impact, law enforcement, women in politics, and New York history, particularly on the Upper West Side. The collection includes organizational records and reports, meeting notes and minutes, audio and videotapes, correspondence, speech drafts, personal notebooks, and commendations from elected officials.

Correspondence, manuscripts, playscripts, screenplays, diaries, documents, contracts, financial records, photographs, phonograph records, motion pictures, playbills, posters, sheet music, cartoons, art work, memorabilia, scrapbooks, and printed materials. . The collection consists chiefly of correspondence and production files relating to the creation, production, and performance of their works for stage, screen, radio, and television, such as Leave It To Me and Kiss Me Kate (with music by Cole Porter), Boy Meets Girl, and My Three Angels. Correspondence (with twentieth century authors, playwrights, musicians, political figures, and actors) includes: George Abbott, Jean Arthur, Bennett Cerf, Katharine Cornell, Jo Davidson, George and Ira Gershwin, Alec Guinness, W. Averell Harriman, Lilli Lehmann, Mary Martin, Laurence Olivier, Mary Pickford, Cole Porter, Regina Resnick, Eleanor Roosevelt, Robert E. Sherwood, Lincoln Steffens, Kurt Weill, Rebecca West, and Thornton Wilder. There is also correspondence concerning Bella Spewack's work with the New York Girls' Scholarship, UNRA, and the Sports Center of Israel. In addition to the production files, there are manuscripts and typescript drafts for novels, short stories, and articles by the Spewacks.

Correspondence, manuscripts, reports, slides, records, film and card files, and scrapbooks. The papers reflect Lindsay's various activities and are arranged in two sequences, an alphabetical name file and an alphabetical subject file. Since many of the subjects are closely related, the division between them is not always very sharp. Among the subjects covered are: social legislation, I.L.O., National Child Labor Committee, prohibition, labor, Republican National Committee, Institute for Social Research, League of Nations, humane legislation, housing, Harmon Foundation, Educational Radio Corporation, and the Bergh Foundation. Boxes 167-169 contain the files of the Committee for Industrial Relations, 1912-1914

This collection contains correspondence, speeches, manuscripts, documents, photographs, printed material and audiovisual material of Spruille Braden, 1894-1978, American diplomat and mining engineer.

Organizational papers documenting the religious and community activities of Temple Beth Zion synagogue. Includes photographs, ledgers, scrapbooks, correspondence, newspaper clippings, newsletters, flyers, certificates, architectural drawings and special format or oversize materials dating from 1864 to 2008. Includes materials created by auxiliaries, religious school, leadership, administration and clergy.

The collection contains letters, photographs and clippings, pertaining to the dedication of Lockwood Memorial Library and the production of a catalog for the occasion. The collection also includes Lockwood family memorabilia consisting of scrapbooks, diaries, guestbooks, correspondence, photographs, programs and menus.

Correspondence, manuscripts, notes, memoranda, notebooks, notecards, proofs, photographs, microfilms, and printed materials. The Papers include the manuscript research materials and correspondence for each of his books except his biography of Theodore Dreiser. Among the correspondents are William Benton, Bruce Catton, Carey McWilliams, Mrs. Fremont Older (Cora Miranda Baggerly Older), and Thornton Wilder.

Correspondence, manuscripts, documents, financial records, photographs, memorabilia, and printed materials. The Foundation's correspondence files consist of letters from different organizations and foundations, including the Martin Luther King, Jr. Center for Social Change, The NAACP, the United Negro College Fund, the Studio Museum in Harlem, and the YWCA. Also included in this collection are community dialogues on race relations (1974-1975); proposed dialogues (1979) on such subjects as the Boy Scouts of America, Columbia University, and the National Council of Christians and Jews; and files on the Whitney M. Young Fellows Retreat Conferences (1980-1984). The collection contains many files on Ed Wilson's bust of Young (1991), including contracts and agreements, records of payments to Wilson, documents concerning the bust's placement in various locations, correspondence with Wilson (1983-1991), and miscellaneous photographs and pictures. The contributions files contain annual listings of contributions and records of contributions from the National Urban League, assorted organizations, corporations, individuals, foundations, and Philip Morris.