Underground Latrines for Mines

Author:	White, Joseph H.
Year:	1916
Document Type:	N/A
SUDOC:	I 28.7:132
Series:	United States Bureau of Mines Reports
Report Number:	Technical Paper 132
Subjects:	Mine sanitation.
	Toilets.
Link:	http://digital.library.unt.edu/ark:/67531/metadc66460/