Stamped cachet: "20th anniversary of the inauguration of regular air mail service - First National Air Mail Week - May 15-21, 1938 - Commemorative Flight from Kitty Hawk, North Carolina to Dayton, Ohio in honor of the Wright Brothers."Creation Date1938-05-19SubjectBoeing, William Edward, 1881-1956Boeing, Bill, Jr., 1922-2015Air mail serviceOriginal Formatenvelopescovers (philately)Bibliographic CitationThe William E. Boeing Sr. Papers/The Museum of FlightRightsIn copyright
Boeing, William Edward, 1881-1956, [Commemorative air mail cover addressed to Bill Boeing, Jr.], [2005-10-06-B_text_248]. Museum of Flight Digital Collections, accessed 10/11/2025, https://digitalcollections.museumofflight.org/nodes/view/8891