Abstract William E. Boeing, Sr. (1881-1956) was an aviation pioneer and founded The Boeing Company in 1916. The collection holds textual materials, such as correspondence, philately, business-related materials, clippings, and ephemera, as well as photographs and illustrations related to his personal and business life, circa 1783-2008. Major areas of interest include family photographs and extensive personal and business-related correspondence.

Abstract 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.