Quarry Accidents in the United States During the Calendar Year 1919

Author:	Adams, William W.
Year:	1921
Document Type:	N/A
SUDOC:	I 28.7:275
Series:	United States Bureau of Mines Reports
Report Number:	Technical Paper 275
Subjects:	Quarries and quarrying -- United States.
	Mine accidents -- United States.
Link:	https://digital.library.unt.edu/ark:/67531/metadc66445/