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Copper mining section between Ducktown and Copper Hill, Tennessee. Fumes from smelting copper for sulphuric acid have destroyed all vegetation and eroded the land. Sourced from the Library of Congress.

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Copper mining section between Ducktown and Copper Hill, Tennessee. Fumes from smelting copper for sulphuric acid have destroyed all vegetation and eroded the land. Sourced from the Library of Congress.

More