Harnessing the Sky: Frederick "Trap" Trapnell, the U.S. Navy's Aviation Pioneer, 1923–1952EbookHarnessing the Sky: Frederick "Trap" Trapnell, the U.S. Navy's Aviation Pioneer, 1923–1952byFrederick TrapnellRating: 4 out of 5 stars4/5Save Harnessing the Sky: Frederick "Trap" Trapnell, the U.S. Navy's Aviation Pioneer, 1923–1952 for later