Analyses of Iowa coals

Author:	Rice, George S.
Additional Authors:	Osgood, Fred D., Fieldner, Arno Carl,
Year:	1921
Document Type:	USBM
Issuing Agency:	U.S. Dept. of the Interior, Bureau of Mines,
SUDOC:	I 28.7:269
Series:	Technical paper / United States Department of the Interior, Bureau of Mines ;
Report Number:	269
Subjects:	Coal--Analysis
	Coal mines and mining--Iowa
Link:	https://hdl.handle.net/2027/mdp.39015095082031