Brain Wilson Aldiss is a British author best known for his science fiction novels and criticism. This collection includes letters, drafts, and other papers representing all stages of preparation for his Helliconia trilogy. The collection is organized to show how the Helliconia project evolved, from early planning and research to publication and reception.

In 1959, Robert Park Mills founded the Robert Mills Literary Agency. Mills worked full time as an agent, representing a wide variety of science fiction writers, as well as other genres. In 1984, Robert Mills retired and sold the agency to Richard Curtis Associates. This collection contains correspondence, book agreements, and royalty contracts between the Robert Mills Literary Agency and authors.

Donald Moffitt was an author whose writing career spanned the late 1950s through the 2010s. Best-known for works of science fiction, his writing spanned a variety of genres, including pulp, mysteries, and espionage and historical fiction. His papers provide valuable insight into his life and creative process through a comprehensive collection of his manuscripts, both published and unpublished, in addition to select correspondence and other personal materials.

Photocopies of unpublished works of science-fiction and poetical drama, and of a history of the philosophy of mathematics. The manuscripts are largely typescripts, with manuscript annotations and additions. They are essentially in the order in which received.

Philadelphia, Pennsylvania native Harry Altshuler (1912-1990) was a journalist, literary agent, and author. This collection of his papers reflects his years as a literary agent, containing numerous tearsheets of stories sold by Altshuler, as well as his business correspondence with authors and literary representatives.

John Kessel is a Nebula Award-winning science fiction and fantasy writer based in North Carolina. His papers span his writing career and include materials relating to his publications in a variety of formats, as well as correspondence with other prominent science fiction and fantasy writers.

A collection of science-fiction writer Lloyd Biggle's archives: notes, drafts, corrected proofs, correspondence with his publisher, and materials related to the Science Fiction Writers of America (SFWA) and Science Fiction Research Association (SFRA).

Stanley Schmidt is a science fiction writer and long-time editor of the science fiction periodical Analog. This collection includes typescripts of short stories, novellas, novels, editorials, and non-fiction articles written by Schmidt.