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© The New York Public Library, 2025
The New York Public Library is a 501(c)(3) | EIN 13-1887440
Polish government in London. Polish under ground. 1942-1944.
The Miriam and Ira D. Wallach Division of Art, Prints and Photographs: Photography Collection, The New York Public Library. "Mortars which were prepared by the Polish Home Army in secret underground factories." The New York Public Library Digital Collections. 1944. https://digitalcollections.nypl.org/items/510d47db-abec-a3d9-e040-e00a18064a99
The Miriam and Ira D. Wallach Division of Art, Prints and Photographs: Photography Collection, The New York Public Library. "Mortars which were prepared by the Polish Home Army in secret underground factories." New York Public Library Digital Collections. Accessed January 18, 2025. https://digitalcollections.nypl.org/items/510d47db-abec-a3d9-e040-e00a18064a99
The Miriam and Ira D. Wallach Division of Art, Prints and Photographs: Photography Collection, The New York Public Library. (1944). Mortars which were prepared by the Polish Home Army in secret underground factories. Retrieved from https://digitalcollections.nypl.org/items/510d47db-abec-a3d9-e040-e00a18064a99
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(still image)
Mortars which were prepared by the Polish Home Army in secret underground factories., (1944)|author=Digital Collections, The New York Public Library |accessdate=January 18, 2025 |publisher=The New York Public Library, Astor, Lenox, and Tilden Foundations}}</ref>