Browse TRAIL Inventories

Surface coal mining reclamation equipment and techniques :proceedings, Bureau of Mines Technology Transfer Seminars, Evansville, Ind., June 3, 1980, and Denver, Colo., June 5, 1980

Proceedings of Seminar on the Role of Overburden Analysis in Surface Mining, Wheeling, W. Va., May 6-7, 1980

Mine drainage and surface mine reclamation.

Mine drainage and surface mine reclamation.


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