Deadly Genius: The Engineering of the Quincy Copper Mine | Quincy Mine #1

Описание: 160 years ago, about half of all the copper mined in the US came from one surprising place: the Quincy Mine in Hancock, Michigan. From sledgehammers to steampunk drills, here's how the Quincy Mine produced more than 800 million pounds of copper.

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Special thanks to the Keweenaw Convention & Visitors Bureau for supporting this video, and to Kristin Ojaniemi for the beautiful drone footage!

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