Papers of the American psychiatrist, author of science fiction, fantasy, and horror short stories and novels under pseudonym Henry Cecil. Correspondence, consisting mainly of letters from Keller to H.C. Worden, of Klamath Falls, Oregon, 1953-1954, concerning Worden's purchase of Keller's manuscripts; typescript and published professional articles and lectures; literary manuscripts and published science fiction, fantasy, and horror short stories and novels.

American journalist, aviation writer, editor and author. Collection includes correspondence, writings, subject files, personal files and audiotapes.

Papers of the American author. Collection includes correspondence, notes, galley proofs, and research material relating to his books Across the Top of Russia and The Black Tide.