The collection consists of the editorial and production archives of Vanguard Press: correspondence, manuscripts, contracts, memoranda, galley proofs, photographs, clippings, and printed materials. The correspondence and editorial files contain a wealth of detailed information about individual authors and the growth and development of the Press. Among the cataloged correspondents are: Nelson Algren, Saul Bellow, Stephen Vincent Benét, William Rose Benét; Phyllis Bottome; Pierre Boulle; Jocelyn Brooke; Cyril Connolly; A.J. Cronin; Nigel Dennis; John Dewey; Max Eastman; James T. Farrell; Vardis Fisher; Richard Garnett; Theodor Seuss Geisel; Louis Golding; Paul Goodman; Horace Gregory; Geoffrey Grigson; Lillian Hellman; William Heyen; Harold L. Ickes; Christopher Isherwood; Alfred Kazin; Philip Lamantia; Sinclair Lewis; Emanuel Litvinoff; Dwight Macdonald; Archibald MacLeish; Marshall McLuhan; Thomas Mann; Edgar Lee Masters; H. L. Mencken; William Meredith; Joyce Carol Oates; Katherine Anne Porter; Barbara Pym; William Sansom; William Saroyan; Ramon J. Sender; Upton Sinclair; Rex Stout; Edith Sitwell; Paul Theroux; Lionel Trilling; Harry S. Trumam; Louis Untermeyer; Eudora Welty; Richard Wilbur; and Thornton Wilder. There are some manuscripts by Bellow; Bottome; Boulle; Farrell; Grigson; Litvinoff; MacDonald; Oates; John Cowper Powys; Arthur Schlesinger, Jr.; Patrick Tanner; William Targ; Theroux; and Sitwell.

The Richard Brick and Geri Ashur collection consists of materials related to film productions created and collected by Richard Brick and Geri Ashur, dating from 1968 to 2014. The materials document the career of Richard Brick as a filming professor, producer, and the first commissioner of the Mayor's Office of Film, Theatre and Broadcasting (MOFTB). The collection also includes materials related to films by Geri Ashur. The bulk of the collection focuses on the motion picture films and production files of the films Richard Brick and Geri Ashur produced, as well as the administrative records that document Richard Brick's contribution to the filming industry in New York during his tenure as the commissioner of the Mayor's Office of Film, Theatre and Broadcasting (MOFTB).

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.

John Leonard (1939 -2008) was an American literary and cultural critic best known for his extensive writing on literature, television, media, politics and American culture and his work as head editor of The New York Times Book Review in the 1970s. The John Leonard papers include drafts of Leonard's reviews, essays, essay collections, and works of fiction and nonfiction. The collection also includes his correspondence with prominent literary and cultural figures, his research and business files, personal memorabilia, photographs, signed artwork, printed matter, posthumous tributes to Leonard, and audio-visual material.

The K.P. Chen papers documented the banking and finance career of a banker, entrepreneur, and finance advisor, Kwang Pu Chen dating from 1936 to 1968. Materials in the papers include accounts, loan contracts, correspondence, telegrams, diaries, financial reports, , letters, news clippings, notes, photographs, press releases, printed materials, and reports.

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.

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.

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.

Papers and correspondence including letters from leading intellectuals of the United States and Europe. Much of this correspondence pertains to the publication and critical discussion of his two influential works, MANHOOD OF HUMANITY : THE SCIENCE AND ART OF HUMAN ENGINEERING (1921) and SCIENCE AND SANITY : AN INTRODUCTION TO NON-ARISTOTELIAN SYSTEMS AND GENERAL SEMANTICS (1933).

Correspondence, playscripts, screenplays, scenarios, short stories, and other manuscripts, drafts, photocopies, contracts and other documents, tearsheets, clippings, and other materials relating to his career as a screenwriter, playwright, and author of short stories. Correspondence with friends, students, admirers, and professional colleagues concern his teaching, playwriting, films, articles, photography, and literary topics. There are also two groups of letters from students and readers about his textbook, "The Human Nature of Playwriting" (1949). Among the cataloged correspondence are William Gibson, MacKinlay Kantor, Anna Louise Strong, Louis Untermeyer, and Carl Van Doren. Included are manuscripts, drafts, or photocopies of almost all his films, plays, and short stories, such as playscripts and drafts of his plays, "The Jazz Singer" (1922), "Skylark" (1939), "Jason" (1942), and others; screenplays and scenarios, many in photocopy, of "Trouble in Paradise" (1932), "The Merry Widow" (1934), "The Shop Aroung the Corner" (1940), "Suspicion" (1941), "Heaven Can Wait" (1943), and many other films; and manuscripts, drafts, tearsheets, and printed copies of his short stories and articles of film and television criticism. There are also many clippings and reviews, programs, and other printed materials about his plays and films.