Search Results for the EPA National Library Catalog

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Your Search: (SUBJECT=Water Pollution Michigan Lake Watershed Congresses.)

 
 
 

Select Item Title Year Published
Conference, pollution of Lake Michigan and its tributary basin : proceedings. 1968
Fourth session of the conference in the matter of pollution of Lake Michigan and its tributary basin in the states of Wisconsin, Illinois, Indiana, and Michigan. 1972
Public session, pollution of Lake Michigan and its Tributary Basin, Illinois, Indiana, Michigan, and Wisconsin. 1974
Reconvening of the third session of the Conference in the Matter of Pollution of Lake Michigan and Its Tributary Basin in the states of Wisconsin, Illinois, Indiana, and Michigan. [Proceedings]. 1971
Second session of the Conference in the Matter of Pollution of Lake Superior and its Tributary Basin in the States of Minnesota, Wisconsin, and Michigan held in Duluth, Minnesota, April 29-30, 1970 : transcript of proceedings. 1970
Third session of the Conference in the Matter of Pollution of Lake Michigan and its tributary basin held in Milwaukee, Wisconsin, March 31-April 1, 1970. 1970

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