Accident Experience: Iron-Ore Mines, Lake Superior District, 1940-43

Author:	Cash, Frank E.
Year:	1945
Document Type:	N/A
SUDOC:	I 28.27:7321
Series:	Information circular (United States. Bureau of Mines)
Report Number:	I. C. 7321
Subjects:	Iron mines and mining -- Accidents -- Wisconsin.
	Iron mines and mining -- Accidents -- Minnesota.
	Iron mines and mining -- Accidents -- Michigan.
Link:	http://digital.library.unt.edu/ark:/67531/metadc67032/