The papers of the American poet include correspondence (1862-1973), family as well as that related to his editorship of Poetry magazine; minutes of the Modern Poetry Association (1950-1962); family diaries, financial papers, photographs, scrapbooks, and manuscripts that include material on a translation of "Les Fleurs du Mal" by Baudelaire, produced in collaboration with Edna St. Vincent Millay, and other translations of French authors, including Giraudoux, Prévert, and Ronsard. Correspondents include Helen S. Arthur, Robert Ballou, Morris Bishop, Eugen Boissevain, Amy Bonner, Inez Boulton, Augustine Bowe, Jean Burden, Witter Bynner, Gladys Campbell, Margaret Carpenter, Hayden Carruth, John Ciardi, Jean Cocteau, Malcolm Cowley, James Daly, Peter DeVries, Benjamin Huebsch, Nicholas Joost, Hugh Kenner, James Laughlin, Vachel Lindsay, Katinka Loeser, Je ssica MacDonald, Archibald MacLeish, Marcia Lee Masters, Harry Meacham, Arthur Meeker, Paul Mellon, William Meredith, Edna St. Vincent Millay, Bonner Mitchell, Adrienne Monnier, Harriet Monroe, Marianne Moore, Gilbert Neiman, John Nerber, Louise Townsend Nicholl, John F. Nims, Sterling North, Gil Orlovitz, Henry Rago, Jean Rivier, Karl Jay Shapiro, William Jay Smith, Florence Stearns, Marion Strobel, Allen Tate, Jean Starr Untermeyer, Monroe Wheeler, and Morton Zabel.

Papers of the American poet, author, poetry editor for Yankee magazine. Born 1914. Correspondence, manuscript and published articles, poems, and memoirs; and memorabilia, including photographs.

The papers of the American novelist, playwright, poet, short story writer, and author span 1956-1998 and include correspondence; a journal; typescript and holograph manuscripts for essays, novels, plays, and poems; periodicals; photographs; publicity; and reviews.