Accident experience and cost in Wyoming coal mines

Author:	Parker, Dorsey Julian,
Year:	1934
Document Type:	USBI
Issuing Agency:	U.S. Dept. of the Interior, Bureau of Mines,
SUDOC:	I 28.27:6791
Series:	Information circular / United States Department of the Interior, Bureau of Mines ;
Report Number:	6791
Subjects:	Mine accidents--Wyoming
	Mineral industries--Wyoming--Safety measures
	Coal mines and mining--Wyoming--Safety measures
Link:	https://hdl.handle.net/2027/mdp.39015077569138