The Boeing Company Posters Collection is an artificial collection comprised of visual materials produced by The Boeing Company that showcase its aircraft, corporate history, facilities, and other subjects related to the company, ranging from approximately 1930s-2010s.

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 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.

The Ellis Levin Boeing Papers documents Ellis Levin's 54-year career with the Boeing Company through textual documents and photographic materials dating from 1932-2021. The materials in the collection are related to Levin’s engineering career, most notably his work in the Vibration Unit and Physical Research Unit, as well as his position as the Systems Growth Manager on the X-20 Dyna-Soar Program, and then as the Systems Engineering Manager for the Lunar Orbiter Program.

The Edward Scott Osler Logbooks and Photographs are comprised of logbooks and photographs pertaining to the work of commercial pilot, flight engineer, and test pilot Edward Scott Osler. This collection is primarily logbooks.