File:Three Lockheed XH-51 helicopters in flight c1965.jpg

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Summary

Description The three experimental Lockheed XH-51 helicopters in flight (front to back): XH-51A Compound, modified with a four-bladed rotor and stub wings and an auxiliary 2,900 hp Pratt & Whitney J60-2 engine; XH-51A, it had four places and a three-bladed rotor; XH-51N, with five places, a three-bladed rotor, built for NASA test purposes.
Date circa 1965
date QS:P,+1965-00-00T00:00:00Z/9,P1480,Q5727902
Source May 1965, p. 35.
Three Experimental Lockheed XH-51 Helicopters In Flight
Author U.S. Department of Defense
Permission
(Reusing this file)		 "All photographs published in ALL HANDS are official Department of Defense photographs unless otherwise designated."

Licensing

Public domain
This image is a work of a U.S. military or Department of Defense employee, taken or made as part of that person's official duties. As a work of the U.S. federal government, the image is in the public domain in the United States.

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current14:50, 18 July 2014Thumbnail for version as of 14:50, 18 July 20141,435 × 490 (429 KB)Cobatfor== {{int:filedesc}} == {{Information |Description=The three experimental Lockheed XH-51 helicopters in flight (front to back): XH-51A Compound, modified with a four-bladed rotor and stub wings and an auxiliary 2,900 hp Pratt & Whitney J60-2 engine; XH...
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