J

James M., Jr. Mcelfish

2 books found

Books by James M., Jr. Mcelfish
Environmental Regulation of Coal MiningJames M., Jr. Mcelfish
⏱ 4h 42m

Environmental Regulation of Coal Mining

James M., Jr. Mcelfish

1990282 pp.
Hard rock miningJames M. McElfish
⏱ 5h 58m

Hard rock mining

James M. McElfish

1996358 pp.