The various B.T.U. values of a coal

Author:	Barkley, J. F.
Additional Authors:	Burdick, L. R.
Year:	1941
Document Type:	USBI
Issuing Agency:	U.S. Dept. of the Interior, Bureau of Mines,
SUDOC:	I 28.27:7193
Series:	Information Circular / Bureau of Mines ;
Report Number:	7193
Subjects:	Force and energy
	Coal
	Direct energy conversion
	Heat of combustion--Measurement
Link:	https://hdl.handle.net/2027/mdp.39015078535476