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• Still Image (2)
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• envelopes (3)
• first flight covers (3)
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• Air mail service (3)
• Boeing, William Edward, 1881-1956 (3)
• Glenn L. Martin Company (3)
• Martin (Glenn L.) JRM Mars Family (1)
• Martin, Glenn L. (Glenn Luther), 1886-1955 (1)

3 results

[First flight air mail cover addressed to William E. Boeing from Glenn L. Martin Company, July 3, 1942] (Item)

First flight air mail cover addressed to William E. Boeing, Seattle, Washington, from the Glenn L. Martin Company, Baltimore, Maryland, July 3, 1942.Stamped cachet: "First Flight - This cover carried on first official flight of the 'Mars,' built by the Martin Co. for the U.S. Navy - World's Largest Flying Ship."

[Commemorative letter and air mail cover honoring 25th anniversary of Glenn L. Martin's flight from Newport Bay, California to Avalon, Catalina Island, May 10, 1937] (Item)

Commemorative letter honoring the 25th anniversary of Glenn L. Martin's record-making flight from Newport Bay, California to Avalon, Catalina Island, then the longest over-water flight in aviation history, May 10, 1937. One typed page on Glenn L. Martin Company stationery with air mail cover addressed to William E. Boeing.Stamped cachet: "25th Anniversary - First Flight to Catalina Island."

[First flight air mail cover addressed to William E. Boeing, Seattle, Washington, from Glenn L. Martin Company, Cleveland, Ohio, July 1, 1934] (Item)

First flight air mail cover addressed to William E. Boeing, Seattle, Washington, from the Glenn L. Martin Company, Cleveland, Ohio, July 1, 1934.Stamped: "Via Air Mail - On first trip of through schedule involving night flying on Transcontinental Air Mail Route."