The Airco DH.4 is a British two-seat biplane day bomber of the First World War. It was designed by Geoffrey de Havilland (hence "DH") for Airco, and was the first British two-seat light day-bomber capable of defending itself. It was designed and developed specifically as a bomber, as well as aerial reconnaissance missions.

When the United States entered WWI in April 1917, the Aviation Section of the Signal Corps only had 132 aircraft, all obsolete. Modeled from a combat-tested British De Havilland design, the DH-4 was the only U.S. built aircraft to see combat during World War I.

In 1917, the United States possessed no combat-worthy aircraft upon entry into World War I. Several European aircraft designs were considered. Ultimately the DH4 was selected because of its comparatively simple construction and its adaptability to mass production. It was also well-suited to the new American 400-horsepower Liberty V-12 engine.

In this raid, eight planes of the Marine Day Squadron 9 dropped 17 bombs, totaling 2,218 pounds on the German-held railroad junction at Thielt, Belgium. Returning, the planes were attacked by 12...

Two-seat, single-engine World War I biplane observation and bomber aircraft; 400-horsepower Liberty V-12 water-cooled engine. American-built version of a British design. Fuselage light grey on sides, olive green on top.

2022年11月11日 · Legends of the Sky: The Liberty Plane, a documentary from Bowling Green filmmakers Dorian and Elaine Walker, tells the story behind the DH-4 as well as the heroic pilots who proved the plane’s worth on the battlefield and, …

We propose to reconstruct the only, as delivered to the military, DH4 to flying status in North America to not only commemorate those who flew her in World War 1, but also all military aviators who have served over the last 100 years. Please donate today

2010年4月5日 · It was to be the only American-built plane to see combat in World War I. Cooperation between the Army and the Post Office Department was essential during the infancy of the Airmail Service: the Post Office Department not only bought planes built by the Army, it also employed Army fighter pilots to run the first airmail routes and test out new ...

2019年5月22日 · When the United States entered WWI in April 1917, the Aviation Section of the Signal Corps had only 132 aircraft, all obsolete. Modeled from a combat-tested British De Havilland design, the DH-4 was the only U.S. built aircraft to see combat during World War I.

The de Havilland DH-4 in the NASM collection was the first American-built version of Geoffrey de Havilland's famous British World War I bomber. Although the museum's specimen did not see action during the war, it was a test aircraft for what was to become America's first bomber and the only American-built aircraft to serve with the U.S. Army ...