International air mail cover addressed to Mrs. William E. Boeing, Seattle, Washington, from R. Ortman, Paris, France, August 7, 1928. Stamped: "Par Avion."
Letter and first flight air mail cover addressed to William E. Boeing from J. S. Patterson, March 3, 1919. Expresses pleasure about seeing WEB during this historical trip and sends thanks for "arranging for Patsy to take such a wonderful flight." One…
First flight air mail cover addressed to Dr. Hans Joachim Post, Hamburg, Germany, from Dr. Fred Post, Peekskill, New York, October 28, 1928. Stamped: "First Flight Air Mail via Graf Zeppelin - United States – Germany. Oct. 28, 1928. Via Air Mail."
Newspaper clipping, "Air mail service to Alaska urged," from the Seattle Sunday Times, March 9, 1919. Discusses a possible air mail route between Seattle, Washington and Alaska. Includes a photograph of the Boeing CL-4S aircraft and a photograph of…
First flight air mail cover addressed to the Mr. and Mrs. Bill Boeing, Seattle, Washington, from Bruce and Gina Snyder, December 5, 1935. Includes a single sheet of paper with printed poem by "R.P.S." about air mail from Hawaii.Stamped cachet: "First…
United Airport brochure and first flight air mail cover addressed to William E. Boeing, Seattle, Washington, April 30, 1931.Stamped: "First Flight A.M. Route 4 from United Airport, Burbank, California."Stamped: "First Dispatch - Airmail Field Post…
Letter to William E. Boeing from Office of the Postmaster, March 3, 1919. Acknowledges receipt of "one sack of mail from Vancouver, B.C. as the first international airplane mail ever received in Seattle, Washington" and offers congratulations. One…
Air mail postcard addressed to William E. Boeing, Seattle, Washington, from the Des Moines Post Office, Iowa, August 10, 1928. Text reads: "Congratulations - Des Moines, IA today dispatched more than 40,000 pieces of air mail via Boeing planes for a…