Put Finishing Touches On Douglas B-19 -- For release only after B-19 flies Santa Monica, Calif.: Lieut. Col. James G. Taylor, pictured here talking to Major Stanley Umstead who will fly for the first time the Douglas B-19, largest experimental bomber ever built for the U.S. Army, shown in background, as final preparations are being made for its first test flight. The four-motored plane, which cost $3,500,00 to construct, weighs more than 41 tons and has a wing spread of 212 feet. In Accordance with army orders, this picture is not to be Released until the B-19 takes off on its first test flight. May 24, 1941. (Photo by International News Photo).