The U.S. Army ordered 65 of the 47Ds, which it dubbed the H-13 Sioux, while the Navy ordered 12, which it designated HTL-2.
Italy is evaluating the procurement of Japan's Kawasaki P-1 maritime patrol aircraft (MPA) for the needs of the Aeronautica ...
Technological advancements made the development of these engines possible -- and forever changed the way outside observers ...
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