The DH-4 was an ever-present element of the U.S. Military Air Service both during and following World War I.
entered WWI in Apr 1917, the Aviation Section of the Signal Corps only had 132 aircraft, all outdated. Modeled from a combat tested Brit De Havilland design, the DH-4 was the sole U.S. Built [...]
3Nov09
DE HAVILLAND DH-4
