Thread: Gottinger Monograph N: German Research and Development on Rotating Wing Aircraft 1939-1945 by Berend Van Der Wall
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Old 5th November 2015, 23:39
edwest edwest is offline
Alter Hase
  
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Re: Gottinger Monograph N: German Research and Development on Rotating Wing Aircraft 1939-1945 by Berend Van Der Wall
Thank you, Steve. I have not heard of Nagel that I can recall. Can you shed some light?




Best,
Ed
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