Coal research organizations :worldwide activities and publications

Author:	Esfandiary, Mary S.
Additional Authors:	Perry, Harry,
Year:	1966
Document Type:	USBI
Issuing Agency:	U.S. Dept. of the Interior, Bureau of Mines,
SUDOC:	I 28.27:8279
Series:	Information Circular / United States. Bureau of Mines ;
Report Number:	8279
Subject:	Coal--Research
Link:	https://hdl.handle.net/2027/mdp.39015078514638