- The Library Shop
- Privacy Policy
- Rules and Regulations
- Using the Internet
- Website Terms and Conditions
- Gifts of Materials to NYPL
-
© The New York Public Library, 2025
The New York Public Library is a 501(c)(3) | EIN 13-1887440
General Research Division, The New York Public Library. "Deux dessins de M. Ader. Courbe de sustentation des ailes des oiseaux et des chauve-souris." The New York Public Library Digital Collections. 1922. https://digitalcollections.nypl.org/items/627e815a-d997-c1e5-e040-e00a18062370
General Research Division, The New York Public Library. "Deux dessins de M. Ader. Courbe de sustentation des ailes des oiseaux et des chauve-souris." New York Public Library Digital Collections. Accessed January 15, 2025. https://digitalcollections.nypl.org/items/627e815a-d997-c1e5-e040-e00a18062370
General Research Division, The New York Public Library. (1922). Deux dessins de M. Ader. Courbe de sustentation des ailes des oiseaux et des chauve-souris. Retrieved from https://digitalcollections.nypl.org/items/627e815a-d997-c1e5-e040-e00a18062370
<ref name=NYPL>{{cite web | url=https://digitalcollections.nypl.org/items/627e815a-d997-c1e5-e040-e00a18062370 | title=
(still image)
Deux dessins de M. Ader. Courbe de sustentation des ailes des oiseaux et des chauve-souris., (1922)
|author=Digital Collections, The New York Public Library |accessdate=January 15, 2025 |publisher=The New York Public Library, Astor, Lenox, and Tilden Foundations}}</ref>