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.

Correspondence, manuscripts, documents, photographs and printed materials. The correspondence is with American and English literary figures and Columbia faculty members. Included are 38 letters from Brander Matthews and 4 from Edmund Gosse. There are 5 letters from Trent to George Whicher, 3 to John Hart, and 180 postcards and letters to John Bell Henneman, as well as a group of miscellaneous letters to and from Trent. Also included are a holograph fair copy of Trent's poem "Germany, 1915" with his covering a.l.s. and several miscellaneous poems; and his contract with J.B. Lippincott Co. for the publication of GEORGE SAND. There are also two documents signed by George W. Maynard. Among the photographs is a photograph album, prepared by Hudson Stuck in 1899, of people and scenes from Dallas, Texas. Among the printed materials are Trent's examinations and outlines for English courses, and THE UNPOPULAR REVIEW with numerous pages of Trent's notes