The Chinese oral history project collection (中國口述歷史項目檔案) provides a wealth of information on the development of the project and its interviews with eminent Chinese political figures abroad in the United States and Hong Kong from 1958 to 1980s. The highlights of the collection consist of the administrative subject files, correspondence, interview photographs and reports, transcript drafts, collected autobiographies and manuscripts, audio recordings, and card files of names mentioned in the transcripts.

Earl I. Sponable was a chemist, Chief Engineer and Director of Research for Twentieth Century-Fox Film Corporation and its subsidiaries, 1926-1962. He was active in many aspects of research and development in broadcast and movie media, particularly in early sound film.

Edmund Stevens (1910-1992) was an American journalist who worked as a foreign correspondent in the Soviet Union from the 1930s until the early 1990s. He won the Pulitzer Prize for international reporting in 1950. The papers include articles, book materials, correspondence, travel notes, reporter notebooks, and photographs.

This collection contains the personal and professional papers of Marxist scholar and editor Herbert Joseph Putz written under the pseudonym Erik Bert.

Personal, administrative, political, and investigative files of Nickerson. The papers deal almost entirely with his eight years as County Executive, and consist of correspondence, memoranda, manuscripts of speeches, notes, press releases, photographs, and clippings. Among the major correspondents are James A. Farley, Hubert H. Humphrey, Robert F. Kennedy, Edward I. Koch, and Percy E. Sutton. The Investigation Files, which amount to nearly half the collection, document investigation into corruption and mismanagement in numerous Long Island businesses and governmental departments. These investigations, instigated and overseen by Nickerson, were carried out largely by the Commissioner of Accounts, Milton Lipson, and later by Samuel Greason, the first governmental ombudsman in the United States. These files consist primarily of memoranda, transcripts of hearings, payroll and financial accounts, notes, and tape recordings.

The Group for Contemporary Music records document the function of an American chamber ensemble dedicated to the performance of contemporary classical music, dating from 1961 to 2012. The records consist of correspondence, photographs, programs, memoranda, schedules, meeting notes, clippings, contracts, bills, financial records, fund raising and grant applications, and so on.

Correspondence, manuscripts, drafts, notes, documents, drawings, photographs, audio tapes, clippings, and other printed materials covering every aspect of Helen Worden Erskine Cranmer's life and career. There are extensive biographical files on: Jenny S. Bradley, Prince Charles of England, Joseph Dixon, Dwight and Mamie Doud Eisenhower, Rosina Lhévinne, Paul Niehans, the Morgan twins (Gloria Morgan Vanderbilt and Thelma Morgan Converse Furness), Jovanka Tito, Harry and Bess Truman, the Duke and Duchess of Windsor; and large files on crime, recluses, New York City history, and travel. There are extensive drafts and source materials for her unpublished autobiography. There are pencil sketches, pen-and-ink drawings, watercolors, charcoal sketches, photographs, and printed copies by Helen Worden Erskine Cranmer and by others.

The Juan J. Linz papers contain correspondence, personal documents, awards, photographs, notes, writings, speeches, lectures and courses notes, research files, press coverage and interviews, and printed material, dating from 1920s to 2010. The materials also include one box of materials on Columbia Student Unrest in 1968. The collection provide an insight on Juan J. Linz's family and childhood as well as his education and his work as a political scientist and a professor.

The Marjory Belisch Hall papers are a small collection of material documenting the life and career of journalist, homesteader, and clinical psychologist Marjory Belisch Hall (1905-1967), who studied gender roles in children during the early 1960s. The bulk of the collection is composed of clippings of newspaper articles written by Hall between 1928 and 1931.

New York City Opera (NYCO) was famously dubbed "The People's Opera" by Mayor Fiorello LaGuardia at its founding in 1943. The Opera company's mission is to inspire audiences with innovative and theatrically compelling opera at an affordable price. This collection documents the artistic productions and the daily administrative functions and operations attest to the mission of the company. The materials in this collection consist of administrative and financial records, production files, stage guides, scores, correspondence, programs, photographs, posters, scenery plans, memorabilia, printed materials, and audio and video recordings, dating from 1924 to 2019, with its bulk dating from 1965 to 1991.