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West Portal magnetite mines, Hunterdon County, N.J.

Published Year

• 1940-1949 (1)

Subject

• Iron mines and mining--New Jersey--Hunterdon County (1)
• Magnetite--New Jersey--Hunterdon County (1) *

Author

• Botsford, G. B. (1)
• Mosier, McHenry. (1) *

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