Walton, Thomas H. Coal mining described and illustrated / by Thomas H. Walton ; illustrated by twenty-four large and elaborate plates after actual workings and apparatus, and several wood engravings.

Walton, Thomas H.

Coal mining described and illustrated / by Thomas H. Walton ; illustrated by twenty-four large and elaborate plates after actual workings and apparatus, and several wood engravings.

Philadelphia : H.C. Baird & Co., 1885.

Coal mines and mining.

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