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Charles William Strobell invented Ornithopter Wing Structures. According to Dr. Strobell, these structures are effective because the wing is expandable during the downward stroke of the wing and contractible during the upward stroke of the wing.
NASM.XXXX.0599
Strobell, Charles William
1930-1933
R.C. Strobell, 1955, XXXX-0599
0.05 Linear feet
National Air and Space Museum Archives
This collection includes: 1) Legal documents; 2) Papers related with patents; 3) Descriptions of his idea; 4) Handwritten notes; 5) Correspondences; 6) and Drawings.
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Ornithopters
Ornithopter wing structures
Aeronautics
Collection descriptions
Archival materials
Legal documents
Notes
Correspondence
Drawings