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Boundary issues: Where does Calumet leave off and where does it begin? | News, Sports, Jobs

Boundary issues: Where does Calumet leave off and where does it begin? | News, Sports, Jobs
mininggazette.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from mininggazette.com Daily Mail and Mail on Sunday newspapers.

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Timothy O Shea, like the Hecla Mine, was growing old | News, Sports, Jobs

When Timothy O’Shea went to work for Edwin Hulbert at the Calumet Mine, on January 1, 1866, work at the Hecla mine, immediately to the south, had not started

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The Lake Superior Copper district enters its decline | News, Sports, Jobs

At the beginning of the Civil War, in 1861, the outbreak of the conflict upset the copper market and the Lake Superior copper mines cut production, cut wages by

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Column: Poor initial planning led to costly mistakes | News, Sports, Jobs

Column: Poor initial planning led to costly mistakes | News, Sports, Jobs
mininggazette.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from mininggazette.com Daily Mail and Mail on Sunday newspapers.

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Column: Optimism came hard to the Copper Country in WWI | News, Sports, Jobs

By summer 1914, developments and advancements in steam, milling and mining technologies had combined to put the Lake Superior copper mines to break all previous

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