First flight of the Westland CL.20 autogiro/gyroplane
Friday, February 8, 1935
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Description
Source:"Westland CL.20 Autogiro", Dave Gibbings, AHS Calendar February 2015 - February
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Description
Source:"Westland CL.20 Autogiro", Dave Gibbings, AHS Calendar February 2015 - February
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