A fatal quarry accident from falling rock

Author:	Bowles, Oliver,
Year:	1921
Document Type:	BMRA
Issuing Agency:	U.S. Dept. of the Interior, Bureau of Mines,
SUDOC:	I 28.23:2299
Series:	Report of investigations / United States. Bureau of Mines ;
Report Number:	2299
Subjects:	Quarries and quarrying--Accidents
	Quarries and quarrying--Accidents--United States
	Quarries and quarrying--Safety measures
Link:	https://hdl.handle.net/2027/mdp.39015086554949