Search Results for the EPA National Library Catalog

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Your Search: (AUTHOR=Crohurst AND H AND R)


 
 
 
Select Item Title Year Published
Experimental bacterial and chemical pollution of wells via ground water, and the factors involved 1927
Public Health Bulletin No. 203: A Study of the Pollution and Natural Purification of the Upper Mississippi River(Surveys and Laboratory Studies) 1932
Report of an investigation of the pollution of Lake Michigan in the vicinity of South Chicago and the Calumet and Indiana Harbors, 1924-1925 / 1927
Report on an investigation of the pollution of Lake Michigan in the vicinity of South Chicago and the Calumet and Indiana Harbors, 1924-1925 / 1927
Study of the pollution and natural purification of the Ohio River. 1923

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