Coal mines and mining — Audiobooks

The Mentor: The Story of Coal, vol. 6, Num. 6, Serial No. 154, May 1, 1918

The Mentor: The Story of Coal, vol. 6, Num. 6, Serial No. 154, May 1, 1918

by Charles Fitzhugh Talman

Coal and the coal mines

Coal and the coal mines

by Homer Greene