[Letter and first flight air mail cover addressed to William E. Boeing from Edward S. Campbell, February 5, 1929]

Letter and first flight air mail cover addressed to William E. Boeing from Edward S. Campbell, February 5, 1929. Discusses aviation activities occurring while he is on board the USS Saratoga, including a reference to flight activities of Boeing fighter aircraft. One typed page and envelope.

Stamped on envelope: "Air Mail First Flight. Canal Zone - U.S.A."