First flight air mail cover addressed to William E. Boeing, Chicago, Illinois, July 1, 1927.Stamped: "First Flight Under Contract - Chicago to San Francisco - Transcontinental Air Mail Route, Omaha, Nebraska."
First flight air mail cover addressed to Master Bebo Boeing, Seattle, Washington, July 1, 1927. Stamped: "First Flight Under Contract - Chicago to San Francisco - Transcontinental Air Mail Route, Omaha, Nebraska."
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…
Letter and first flight air mail cover addressed to William E. Boeing from Frank E. Woodside, Acting Mayor, Vancouver, B.C., February 28, 1919. Offers congratulations on first flight between Vancouver and Seattle, Washington. One typed page and…
Letter and first flight air mail cover addressed to William E. Boeing from a representative of the Canadian Official Great War Exhibit, Vancouver, B.C., February 28, 1919. Certifies Boeing arrived in Vancouver, B.C. by seaplane, making the first…