Screen Shot 2018-11-03 at 17.00.04 Published on November 3, 2018 in 4 November 1941Full resolution (969 × 853) ← Previous Next → Ralph Burwell Virden with a Boeing Model 40. As a U.S. air Mail pilot, Virden is armed with a caliber .45 M1911 Colt Semi-automatic pistol. (San Diego Air and Space Museum Archices, Catalog #: AL6_T Lee_00086)