Search Results for the EPA National Library Catalog

Items Found: 8

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Your Search: (AUTHOR=Porge AND Ralph)


Select Item Title Year Published
Extended-Aeration Plants and Intermittent Watercourses. 1963
Limnological Aspects of Recreational Lakes. 1964
Municipal Water Treatment Inventories of Historical Significance - 1910 and 1915. 1958
Report Preparation - Water Pollution Surveys. 1960
Stabilization Ponds for Treatment of Industrial Wastes. Inventory and Reference Material. 1961
Summary report of water supply facilities of communities of 25,000 population and over (1954) including state tabulations / by Ralph Porges. 1956
Summary Report of Water Supply Facilities of Communities of 25,000 Population and Over (1954) Including State Tabulations. 1956
Waste Stabilization Pond Study, Lebanon, Ohio. 1964

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