Engraving depicting Jakob Degen's Ornithopter. Two flaps were fastened to his back by a yoke, and these he moved up and down with levers worked by his hands and feet. Jakob Degen (1760-1848) a Swiss-Austrian inventor and aviation pioneer. Dated 19th century.
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Details
Creative#:
TOP21217751
Source:
達志影像
Authorization Type:
RM
Release Information:
須由TPG 完整授權
Model Release:
No
Property Release:
No
Right to Privacy:
No
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