LEONARDO: ORNITHOPTER. Leonardo da Vinci's drawing, c1487, of a prone ornithopter with pilot's legs moving together and wings hand-operated on the upstroke.
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Details
Creative#:
TOP16104452
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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