Public domain
Abandoned mines and mills in San Juan County, Colorado. The standing forests were lavishly cut in order to provide timber for these mines and mills
From the collection of Library of Congress. Free to download, adapt and use — no permission needed.
Credit lineAbandoned mines and mills in San Juan County, Colorado. The standing forests were lavishly cut in order to provide timber for these mines and mills. 1940-01-01. Lee, Russell. Farm Security Administration/Office of War Information Collection, Library of Congress. Public domain.