Seventy years ago to the day, one of the biggest flying machines ever to take to the skies made its inaugural flight. The XH-17 experimental helicopter, built by Howard Hughes’s company, still holds ...
The Hughes XH-17 "Flying Crane" was a groundbreaking and colossal experimental helicopter that made its first flight in 1952. Commissioned by the U.S. Air Force, it was designed to be an aerial crane ...