Thread: Sikorsky R-4 pics [3/6] - Igor Sikorsky and Orville Wright standing by a Sikorsky XR-4 helicopter at Wright Field, OH, May, 1942.jpg (1/1)
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Old September 6th 18, 03:19 PM posted to alt.binaries.pictures.aviation
Miloch
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Default Sikorsky R-4 pics [3/6] - Igor Sikorsky and Orville Wright standing by a Sikorsky XR-4 helicopter at Wright Field, OH, May, 1942.jpg (1/1)




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