Thickness of Bituminous Coal and Lignite Seams Mined in the United States in 1945
Description:
Report issued by the U.S. Bureau of Mines discussing bituminous coal and lignite seams found in the United States. The thickness of seams from several U.S. states is compared, as well as the mining methods employed. This report includes maps, tables, and illustrations.
Date:
December 1947
Creator:
Young, W. H. & Anderson, R. L.
Item Type:
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Report