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Methods and Costs of Mining Lignite in North Dakota
Report issued by the U.S. Bureau of Mines discussing lignite mining of North Dakota. As stated in the introduction, "the report describes mining and preparation methods in the North Dakota lignite-producing area" (p. 2). This report includes tables, maps, illustrations, and photographs.
Date:
1959
Creator:
Van Sant, Joel N. & Ellman, R. C.
System:
The UNT Digital Library