Injury Experience in Coal Mining, 1950: Analysis of Mine Safety Factors, Related Employment, and Production Data

Author:	Reese, Seth T.
Additional Authors:	Wrenn, Virginia E.
Year:	1954
Document Type:	N/A
Series:	United States Bureau of Mines Reports
Report Number:	Bulletin 540
Link:	https://digital.library.unt.edu/ark:/67531/metadc12699/