View north 30 degrees west along mine openings on fissure in ore- bearing limestone. The tramway runs into the portal on No. 5 level. Orient mine, Saguache County, Colorado. July 30, 1926. Courtesy U.S. Geological Survey. http://www.usgs.gov
This photograph is by carnkie and was uploaded November 30th 2009. © carnkie please do not copy or distribute without prior express permission.
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