Accident experience and cost in Virginia coal mines 1929 to 1933, inclusive

Author:	Davies, Joseph F.
Additional Authors:	Humphrey, Hiram Brown,
Year:	1934
Document Type:	USBI
Issuing Agency:	U.S. Dept. of the Interior, Bureau of Mines,
SUDOC:	I 28.27:6763
Series:	Information circular / Bureau of Mines ;
Report Number:	6763
Subjects:	Mine accidents--Virginia
	Coal mines and mining--Safety measures--Virginia
	Mineral industries--Safety measures--Virginia
Link:	https://hdl.handle.net/2027/mdp.39015077572025