Public domain
Untitled photo, possibly related to: Large tanks used for mixing powdered gold ore with cyanide solution to extract gold and silver, gold mine, Mogollon, New Mexico
From the collection of Library of Congress. Free to download, adapt and use — no permission needed.
Credit lineUntitled photo, possibly related to: Large tanks used for mixing powdered gold ore with cyanide solution to extract gold and silver, gold mine, Mogollon, New Mexico. 1940-01-01. Lee, Russell. Farm Security Administration/Office of War Information Collection, Library of Congress. Public domain.