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The Miriam and Ira D. Wallach Division of Art, Prints and Photographs: Photography Collection, The New York Public Library. "Abandoned gold mill east of Silverton, San Juan County, Colorado. These gold mills were always built on the side of a mountain to take advantage of the law of gravity in processing their ore. This processing took much water" The New York Public Library Digital Collections. 1940. https://old-digitalcollections.nypl.org/items/d665e4d0-69cd-0137-f8ce-0156d9ba429b
The Miriam and Ira D. Wallach Division of Art, Prints and Photographs: Photography Collection, The New York Public Library. "Abandoned gold mill east of Silverton, San Juan County, Colorado. These gold mills were always built on the side of a mountain to take advantage of the law of gravity in processing their ore. This processing took much water" New York Public Library Digital Collections. Accessed October 6, 2026. https://old-digitalcollections.nypl.org/items/d665e4d0-69cd-0137-f8ce-0156d9ba429b
The Miriam and Ira D. Wallach Division of Art, Prints and Photographs: Photography Collection, The New York Public Library. (1940). Abandoned gold mill east of Silverton, San Juan County, Colorado. These gold mills were always built on the side of a mountain to take advantage of the law of gravity in processing their ore. This processing took much water Retrieved from https://old-digitalcollections.nypl.org/items/d665e4d0-69cd-0137-f8ce-0156d9ba429b
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(still image)
Abandoned gold mill east of Silverton, San Juan County, Colorado. These gold mills were always built on the side of a mountain to take advantage of the law of gravity in processing their ore. This processing took much water, (1940)|author=Digital Collections, The New York Public Library |accessdate=October 6, 2026 |publisher=The New York Public Library, Astor, Lenox, and Tilden Foundations}}</ref>