Index talk:Aerial Flight - Volume 1 - Aerodynamics - Frederick Lanchester - 1906.djvu

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https://www.thermiksense.de/wp-content/uploads/2018/06/lancast.pdf (Chapter 1 only) - Andy Mabbett ( Pigsonthewing ); Talk to Andy; Andy's edits 10:30, 21 August 2019 (UTC)

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-- Andy Mabbett ( Pigsonthewing ); Talk to Andy; Andy's edits 18:47, 25 August 2019 (UTC)