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  Category:Hafner Rotachute – Wikimedia Commons

  https://commons.wikimedia.org/wiki/Category:Hafner_Rotachute?uselang=de

  Keine Beschreibung vorhanden.

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  Hafner Rotachute III - YouTube

  https://www.youtube.com/watch?v=Ax4THPP2Y7g

  Copyright © 2011 Malcolm Auld This video material may not be used in any form , without written permission. During the Second World War a team led by Raoul H...

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