AuthorBarbre, Thos. J.
KeywordsUnderground mining -- Colorado
Mining -- Machinery and equipment
Lead mines and mining -- Colorado -- Ouray County
Silver mines and mining -- Colorado -- Ouray County
Miners -- Colorado -- Ouray County
MetadataShow full item record
AbstractCaption reads: "No. 4205. Treasury Tunnel. Ouray, Colorado. Muck is dumped in cars of 90 cubic foot capacity at the dump a few hundred feet from the portal of the bore. Cars are of Granby type and are dumped by means of an extended, removable arm which runs over a movable ramp."
Men operate cars to dump muck at the Treasury Tunnel dump.