Preparation of thin sections of coal

Author:	Thiessen R.
Additional Authors:	O'Donnell, H. J., Sprunk, G. C.
Year:	1938
Document Type:	USBI
Issuing Agency:	U.S. Dept. of the Interior, Bureau of Mines,
SUDOC:	I 28.27:7021
Series:	Information circular / United States. Bureau of Mines ;
Report Number:	7021
Subjects:	Coal
	Thin sections (Geology)
Link:	https://hdl.handle.net/2027/mdp.39015077575796