Safety in the Mining Industry

Author:	Harrington, D.
Additional Authors:	East, J. H., Jr.
Year:	1950
Document Type:	N/A
SUDOC:	TN 23 U4
Series:	United States Bureau of Mines Reports
Report Number:	USBM Bulletin 481
Link:	http://digital.library.unt.edu/ark:/67531/metadc70489/