Flying-Machine.
Description:
Patent for "a flying machine of the heavier-than-air or aeroplane type" (lines 10-11) that has a central opening. Around the central opening, the front and wings form obtuse dihedral angles, which keep the plane stable.
Date:
December 12, 1911
Creator:
Herrmann, Ernst W. F.
Item Type:
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Partner:
UNT Libraries Government Documents Department