Bituminous coal and lignite;
changing patterns in distribution and markets.
Bituminous coal and lignite distribution
|Corporate Author:||United States.|
Washington, U.S. Dept. of the Interior, Bureau of Mines
Coal trade /
Vols for 19 - prepared by the Bureau's Division of Bituminous Coal, Branch of Bituminous Coal Economics; for 19 - by its Division of Fuels Data.
25 x 39 cm.
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|Full view1962-1964||University of Michigan|
|Full view1966-1968||University of Michigan|