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Ryan XV-5 Vertifan: American Jump Jet

The Ryan XV-5 Vertifan was one of the first American jet-powered Vertical and Short Take-Off Landing experimental aircraft of ...
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Miles M.52 : Britain's top secret supersonic research aircraft / Tony Buttler

As early as 1943 it became apparent that supersonic flight might be an achievable goal--but not for the propeller-driven aircraft of the day. Spurred on by secret intelligence of a German supersonic ...