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The Miriam and Ira D. Wallach Division of Art, Prints and Photographs: Photography Collection, The New York Public Library. "Gate controlled spillway dam and fish ladders in foreground at Bonneville Dam, Oregon" The New York Public Library Digital Collections. 1941. https://old-digitalcollections.nypl.org/items/9f692970-91df-0137-2fdd-00a3c75fc80a
The Miriam and Ira D. Wallach Division of Art, Prints and Photographs: Photography Collection, The New York Public Library. "Gate controlled spillway dam and fish ladders in foreground at Bonneville Dam, Oregon" New York Public Library Digital Collections. Accessed October 11, 2026. https://old-digitalcollections.nypl.org/items/9f692970-91df-0137-2fdd-00a3c75fc80a
The Miriam and Ira D. Wallach Division of Art, Prints and Photographs: Photography Collection, The New York Public Library. (1941). Gate controlled spillway dam and fish ladders in foreground at Bonneville Dam, Oregon Retrieved from https://old-digitalcollections.nypl.org/items/9f692970-91df-0137-2fdd-00a3c75fc80a
<ref name=NYPL>{{cite web | url=https://old-digitalcollections.nypl.org/items/9f692970-91df-0137-2fdd-00a3c75fc80a | title=
(still image)
Gate controlled spillway dam and fish ladders in foreground at Bonneville Dam, Oregon, (1941)|author=Digital Collections, The New York Public Library |accessdate=October 11, 2026 |publisher=The New York Public Library, Astor, Lenox, and Tilden Foundations}}</ref>