- 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, 2024
The New York Public Library is a 501(c)(3) | EIN 13-1887440
The New York Public Library. "Impregnable New York: Why worry about Invasions? From April 29, 1915 issue." The New York Public Library Digital Collections. 1915. https://qa-digitalcollections.nypl.org/items/2ad86b30-86aa-0131-26a0-58d385a7bbd0
The New York Public Library. "Impregnable New York: Why worry about Invasions? From April 29, 1915 issue." New York Public Library Digital Collections. Accessed November 22, 2024. https://qa-digitalcollections.nypl.org/items/2ad86b30-86aa-0131-26a0-58d385a7bbd0
The New York Public Library. (1915). Impregnable New York: Why worry about Invasions? From April 29, 1915 issue. Retrieved from https://qa-digitalcollections.nypl.org/items/2ad86b30-86aa-0131-26a0-58d385a7bbd0
<ref name=NYPL>{{cite web | url=https://qa-digitalcollections.nypl.org/items/2ad86b30-86aa-0131-26a0-58d385a7bbd0 | title=
(still image)
Impregnable New York: Why worry about Invasions? From April 29, 1915 issue., (1915)|author=Digital Collections, The New York Public Library |accessdate=November 22, 2024 |publisher=The New York Public Library, Astor, Lenox, and Tilden Foundations}}</ref>