The large collection covers all aspects of Cordier's life. It contains letters, memoranda, reports, cables, printed materials and photographs, mostly pertaining to his tenure at the United Nations and Columbia University.

The Barry Miles Papers contains correspondence, manuscripts, photographs, and printed materials concerned with Miles' literary activities in the London counterculture. Included are letters and manuscripts from William S. Burroughs and Allen Ginsberg, among numerous others. This collection also includes material used by Miles in the research and writing of his work Ginsberg: A Biography as well as from his editorship of the annotated edition of Ginsberg's Howl.

Correspondence, manuscripts, photographs, and printed materials of Lamont. Letters from George Santayana (1863-1952), with Lamont and others, a few early manuscripts, interviews and other notes on Santayana, and general correspondence about him. A series of letters from John Dewey to Lamont, discussing his ideas on humanism and religion. Extensive correspondence with the family of John Masefield including approximately 100 letters from Judith Masefield to Lamont, primarily written shortly after the death in 1967 of her father the poet John Masefield, and dealing with his life and work. Also, a few of her own writings; a number of the letters are descriptive of historical England and her concern for contemporary events. Among the letters from other family members are fifteen from Lamont's nephew, Jack Masefield, and 53 from his cousin Sir Peter G. Masefield, 1970-1983, conveying news about Judith as well as interest in the publication of John Masefield's letters from the World War I years and their continuing appreciation of Lamont's work on Masefield. There is discussion on the publication of Masefield's letters to Corliss' mother, Florence Lamont, printed in 1979.

The Dan Talbot Papers document the business operation of the New Yorker Films, an independent film acquisition and distribution company, dating from 1960s to 2008, as well as movie theaters in the Upper West Side Manhattan which he operated, dating from 1960 to 2007. It is of particular relevance to New Yorkers as the Talbots operated the New Yorker Theater, Cinema Studio, Metro, and Lincoln Plaza Cinemas, on the Upper West Side, as popular venues to view independent and foreign films.

The records include addresses, annual reports, correspondence, memos, minutes, program files, newsclippings, administrative records, photographs, video tape, and film. They include material dating from the decades prior to the establishment of the settlement which shed light on the philosophy and motivation of its founders, and offer a unique view of the first wave of the settlement house movement in America. The records document social conditions, demographic change, political activity and philanthropy in New York City. Addresses by East Side House founder Everett P. Wheeler, included in Series I, document his family history and career as a lawyer and civic reformer prior to the founding of East Side House. Wheeler's correspondence details his role in establishing the settlement and managing it during its first decades.

Correspondence, manuscripts, notes, drafts of speeches, appointment books, subject files, documents, photographs, memorabilia and printed materials. There are notes from her lectures on Sociology at Adelphi College in 1911-1912; papers from 1912-1932, when Perkins served on the Commission for Safety and on the Industrial Commission of New York State; the main body of the material is from the period of her cabinet office, 1933-1945; and some items from her days on the Civil Service Commission, 1946-1953. Also included are personal and family papers.

Gloria Coates is an American composer who studied at Columbia University with Jack Beeson and Otto Luening. These papers include correspondence, concert programs and business records related to her activities as director of the German-American Contemporary Music Series in Munich from 1970 through 1986.

Correspondence, manuscripts, lectures, notes, diaries, notebooks, reports, financial records, blueprints, photographs, and printed materials of Y.C. James Yen and the IIRR concerned with the development, sharing, and financing innovative methods of teaching, improving agriculture, health and family planning, and education in impoverished villages. Among the cataloged correspondents are: Pearl Buck, William O. Douglas, Nelson Rockefeller, and DeWitt Clinton.

The correspondence, research, and teaching files of French-American cultural historian and Columbia University professor emeritus Jacques Barzun (1907-2012).

Correspondence, minutes, reports, documents, scrapbooks, publications, memorabilia, and photographs. The general files, minutes, and reports reflect the varied activities and interests of the League, including apportionment, court reform, education, and voting rights. The historical files contain photographs, printed materials, and memorabilia, filed chronologically. Also included are the periodicals and publications of the League, scrapbooks arranged chronologically, and "Mailbooks", or volumes of mimeographed reports and announcements which were sent to branches and board members. Among the major correspondentrs are: Thomas E. Dewey, Herbert H. Hehman, Nelson A. Rockefeller, Franklin D. Roosevelt, and Alfred Smith