Coal-Mine Fatalities in May, 1931

Author:	Adams, William Waugh
Year:	1931
Document Type:	N/A
SUDOC:	C 22.12:3136
Series:	United States Bureau of Mines Reports
Report Number:	R. I. 3136
Subjects:	Coal mines and mining -- United States.
	Coal mine accidents.
Link:	http://digital.library.unt.edu/ark:/67531/metadc38391/