428-GX-USN-1131876:   Hydrofoil vessel USS Plainview (AGEH-1), world’s largest hydrofoil vessel, lifts its hull from the waters of Puget Sound during tests by Lockheed Shipbuilding and Construction Company, Seattle, Washington.  When on foils, titanium propellers at the rear of the completely submerged foils powered by GE-J79 jet engines drive the ship at speeds in excess of 40 knots, 20 May 1968.   NHHC Photograph Collection, Naval Subjects, Ships.
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