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Airship

Description: Patent for an airship of improved construction, which allows for the operator to change their positions to propel, raise, lower and steer the ship.
Date: November 10, 1914
Creator: Oman, John William
Partner: UNT Libraries Government Documents Department

Aeroplane

Description: Patent for an aeroplane. This invention does not use any mechanism to maintain the planes equilibrium. Illustration included.
Date: November 5, 1912
Creator: Goebel, Alois
Partner: UNT Libraries Government Documents Department
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