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The United States Department of War, also called the War Department (and occasionally War Office in the early years), was the United States Cabinet department originally responsible for the operation ...
Artículo Wikipedia
The Air Service, United States Army (also seen as the U.S. Air Service or after its legislative establishment in 1920, simply the Air Service) was a forerunner of the United States Air Force during an ...
Artículo Wikipedia
The Aeronautical Division, Signal Corps (1907–1914) was the first heavier-than-air military aviation organization in history and the progenitor of the United States Air Force. A component of the U.S. ...
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