The William Hough “Bill” Cook, Jr. Papers are comprised of documents, photographs, newspaper clippings, and memorabilia pertaining to the life and work of Bill Cook, Jr. A significant portion of this collection is made up of correspondence, both personal and professional. Major topics include the Boeing high speed wind tunnel, the B-29, B-47, and B-17 bombers, the development of the YC-14 short takeoff and landing (STOL) aircraft, and research on supersonic transport.

The John Fornasero Papers are comprised of documents, photographs, newspaper clippings, and ephemera pertaining to the life and work of flight instructor, aviation inspector, and test pilot John B. Fornasero. A significant portion of this collection is made up of photographs. Major topics include the Ryan School of Aeronautics, the Civil Aeronautics Administration, Fairchild Aircraft Company, and Boeing Aircraft Company.

The Tandy C. Hennings Collection of E. Scott Osler Materials are comprised of photographs, newspaper clippings, and correspondence collected by Hennings concerning commercial pilot, flight engineer, and test pilot E. Scott Osler. Also included is the biography of Osler that Hennings wrote using these materials.