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Copper mines and mining -- Michigan -- Keweenaw Peninsula

See also what's at your library, or elsewhere.

• Copper mines and mining -- Michigan
• Keweenaw Peninsula (Mich.)

• Copper mines and mining -- Michigan -- Keweenaw Peninsula -- Juvenile fiction

• Copper Country Adventure (New York et al.: Whittlessy House, 1949), by Ethel C. Brill, illust. by Bruce Adams (page images at HathiTrust)

Items below (if any) are from related and broader terms.

• The Copper Deposits of Michigan (USGS professional paper 144; Washington: GPO, 1929), by B. S. Butler and W. S. Burbank (page images at HathiTrust)

• Copper Country Adventure (New York et al.: Whittlessy House, 1949), by Ethel C. Brill, illust. by Bruce Adams (page images at HathiTrust)

• Copper Country Adventure (New York et al.: Whittlessy House, 1949), by Ethel C. Brill, illust. by Bruce Adams (page images at HathiTrust)