U.S. Bomber Fairly Leaps Into Air Given an extra boost by jet propulsion units, an American A-20 light bomber takes off in a hurry from a U.S. airfield, The units help lift heavily laden planes into the air after only a short take-off run. The U.S. Army Air Force has been experimenting with auxiliary jet propulsion units for four years. November 10, 1944. (Photo by U.S. Office of War Information).
U.S. Bomber Fairly Leaps Into Air Given an extra boost by jet propulsion units, an American A-20 light bomber takes off in a hurry from a U.S. airfield, The units help lift heavily laden planes into the air after only a short take-off run. The U.S. Army Air Force has been experimenting with auxiliary jet propulsion units for four years. November 10, 1944. (Photo by U.S. Office of War Information).