Remembering History
A U.S. Air Mail Service pilot in a de Havilland (D.H. 4) aircraft flies the mail over the Rocky Mountains, circa 1922.
A U.S. Air Mail Service pilot in a de Havilland (D.H. 4) aircraft flies the mail over the Rocky Mountains, circa 1922.
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A U.S. Air Mail Service pilot in a de Havilland (D.H. 4) aircraft flies the mail over the Rocky Mountains, circa 1922.