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Hi,
in 1958,there was a competition for flying crane helicopter,I will seek about the contenders,and of course
need help to remember,can we say;
Hiller,Sikorsky,Vertol,Lockheed,Kaman,Bergen Research Engineering and Gyrodyne,maybe
Hughes ?,Kellett ?,McDonnell ?,Doman ? & Republic.
in 1958,there was a competition for flying crane helicopter,I will seek about the contenders,and of course
need help to remember,can we say;
Hiller,Sikorsky,Vertol,Lockheed,Kaman,Bergen Research Engineering and Gyrodyne,maybe
Hughes ?,Kellett ?,McDonnell ?,Doman ? & Republic.
