Morbidity studies as an aid in preventing illness among miners

Author:	Sayers, R. R.
Year:	1923
Document Type:	BMRA
Issuing Agency:	U.S. Dept. of the Interior, Bureau of Mines,
SUDOC:	I 28.23:2453
Series:	Report of investigations / United States. Bureau of Mines ;
Report Number:	2453
Subjects:	Mine safety
	Occupational diseases
	Diseases
	Industrial hygiene
Link:	https://hdl.handle.net/2027/mdp.39015086555573