UNDERGROUND VIEW OF MINER PERCHED ON MASS COPPER. NOTE THE CANDLE AND COMPRESSED-AIR LINE. C. 1890. - Quincy Mining Company, Hancock, Houghton County, MI
This photograph was uploaded April 27th 2012 by carnkie.Copyright / re-use statement: Free of copyright Library of Congress, Prints & Photographs Division, HABS [or HAER or HALS], Reproduction number HAER MICH,31-HANC,1--125
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