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Michigan Tech Archives Blog

Day: September 20, 2019

Flashback Friday: Cliff Mine

Published September 20, 2019
By alneely
  • Collections

Flashback Friday to a view of the stamp heads at Cliff Mine in Keweenaw County, 1926. Owned and operated by the Pittsburgh & Boston Mining Company, the Cliff Mine was established in 1845 and quickly became the first profitable copper mine in the region. By 1849 the mine had paid out its first dividend and . . .

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