Accident reduction in Alabama coal mines

Author:	Cash, Frank E.
Year:	1929
Document Type:	MAIN
SUDOC:	C 22.11:6191
Series:	Information circular / Bureau of Mines ;
Report Number:	6191
Subjects:	Coal mines and mining--Alabama--Safety measures
	Coal mine accidents--Alabama
Link:	https://hdl.handle.net/2027/mdp.39015095078849