Search Results for the EPA National Library Catalog

Items Found: 5

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Your Search: (AUTHOR=Porges. AND Ralph)

 
 
 

Select Item Title Year Published
Limnological aspects of recreational lakes, by Kenneth M. Mackenthun [et al.]. 1964
Revaluation of the Missouri-Souris Development Area Water Pollution Investigations. 1956
Summary report of water supply facilities of communities of 25,000 population and over (1954) including state tabulations / by Ralph Porges. 1956
Wastes from the poultry processing industry / 1962
Wastes from the poultry processing industry / 1962

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