Leonardite :a lignite byproduct

Author:	Fowkes, Walter W.
Additional Authors:	Frost, Clyde M.
Year:	1960
Document Type:	BMRA
Issuing Agency:	U.S. Dept. of the Interior, Bureau of Mines,
SUDOC:	I 28.23:5611
Series:	Report of investigations / United States Department of the Interior, Bureau of Mines ;
Report Number:	5611
Subjects:	Lignite
	Leonardite
Links:	no.5611 1960
	https://hdl.handle.net/2027/mdp.39015078528471