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Updated: May 17, 2025
In another Cornish mine men work at from 110 degrees to 120 degrees, but only twenty minutes at a time, and with cold water thrown frequently over them. The last Thirty Years in Mining Districts, p. 95. Stopponi mentions an abandoned mine at Huttenberg, in Bohemia, of the depth of 3,775 feet. Hydraulic Mining.
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