The Robert David Cohen Papers include correspondence from Robert Sward and Ann Quin to Cohen, written while Cohen lived in Mexico in 1968-1969, as well as poetry manuscripts written by Cohen alone and by the three authors together. The collection also contains a notebook by Cohen which held notes about Sward and notes toward The Play, a collaborative work by Sward and Cohen.

The Donald Finkel Papers include his extensive research materials, journals, notes, and heavily revised manuscripts. A large collection of editorial matter toward all of his books and a small, yet revealing professional correspondence with editors and literary colleagues completes the Finkel Papers.

The Mona Van Duyn Papers contain manuscripts and editorial matter toward her books, including the award-winning Near Changes. In addition, there are numerous drafts of individual poems and correspondence from and manuscripts by numerous literary figures.