LIBROS DEL AUTOR: chicago ill sanitary district boar

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  • Report Of Streams Examination, Chemic And Bacteriologic
    Arthur R. Reynolds / Chicago (Ill.). Dept. of Health / Chicago (Ill.). Sanitary District. Boar
    This is a report detailing a chemic and bacteriologic examination of the waters between Lake Michigan at Chicago and the Mississippi River at St. Louis. The study aims to determine the condition and quality of these waters both before and after the opening of the drainage. Prepared by the Chicago Department of Health, Arthur R. Reynolds, the Chicago Sanitary District Board of T...
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