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Author Topic: “Birdflight as the basis of aviation” by O. Lilienthal  (Read 873 times)

PeterNSteinmetz

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“Birdflight as the basis of aviation” by O. Lilienthal
« on: October 17, 2021, 11:43:41 AM »
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« Last Edit: October 17, 2021, 07:02:48 PM by PeterNSteinmetz »

Rush

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Re: “Birdflight as the basis of aviation” by O. Lilienthal
« Reply #1 on: October 18, 2021, 10:06:43 AM »
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"I told you I killed her; I never said she was dead.”
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PeterNSteinmetz

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Re: “Birdflight as the basis of aviation” by O. Lilienthal
« Reply #2 on: October 19, 2021, 09:31:33 PM »
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TimRB

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Re: “Birdflight as the basis of aviation” by O. Lilienthal
« Reply #3 on: October 19, 2021, 09:47:44 PM »
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