Collection consists of correspondence, writings, and other material by or relating to the writers Laura Benét, William Rose Benét, Alfred Kreymborg, and Leonora Speyer. Most correspondence in the collection concerns literary matters. The Laura Benét material consists of outgoing letters, writings, and printed ephemera. There are letters from Benét to Eugene Delafield, Alfred Kreymborg, Henry Goddard Leach, and Marianne Moore. The writings include drafts, some heavily corrected, and printed versions for approximately thirty-five poems; poems include presentation and publication dates, possibly in the hand of Eugene Delafield. The William Rose Benét material consists of correspondence and drafts of three poems. There are outgoing letters from Benét to Eugene Delafield, Alfred Kreymborg, family members, and others, and one third party letter from Norman Corwin to Eugene Delafield.
The Alfred Kreymborg material consists of correspondence and printed ephemera. There are single letters and small groups of letters with the following individuals: Conrad Aiken, Katharine Lee Bates, Maxwell Bodenheim, David Diamond, Archibald MacLeish, Martha Millet, Erwin Piscator, Paul Rosenfeld, Lew Sarett, Elie Siegmeister, Genevieve Taggard, and Ridgely Torrence, among others. The Leonora Speyer material includes correspondence, copies and printed versions of nine poems, and other papers. The Speyer material also includes outgoing letters to Eugene Delafield, Alfred Kreymborg, and Henry Goddard Leach.