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Investigation of the pollution and sanitary conditions of the Potomac watershed : with special reference to self purification and the sanitary condition of shellfish in the lower Potomac River . Plankton studies . Hydrographic studies

Investigation of the pollution and sanitary conditions of the Potomac watershed : with special reference to self purification and the sanitary condition of shellfish in the lower Potomac River . Plankton studies . Hydrographic studies
Paper図書
by Hugh S. Cumming . by W.C. Purdy . by Homer P. RitterGovt. print., off1916
Other Libraries in Japan
  • Subject HeadingWater, Pollution of Potomac River
  • Subject Heading (ID)Water, Pollution of Potomac River

Quality of the water supplies of Kansas

Quality of the water supplies of Kansas
Paper図書
by Horatio Newton ParkerU.S. Government Printing Office1911
Other Libraries in Japan
  • Subject HeadingWater-supply -- Kansas Water, Pollution of
  • Subject Heading (ID)Water-supply -- Kansas Water, Pollution of

Report of streams examination, chemic and bacteriologic of the waters between Lake Michigan at Chicago and the Mississippi River at St. Louis, for the purpose of determining their condition and quality before and after the opening of the Drainage Channel

Report of streams examination, chemic and bacteriologic of the waters between Lake Michigan at Chicago and the Mississippi River at St. Louis, for the purpose of determining their condition and quality before and after the opening of the Drainage Channel
Digital図書
made under the direction of Arthur R. ReynoldsPress of the Blakely printing company1902
Other Libraries in Japan
  • Subject HeadingWater, Pollution of Chicago drainage canal St. Lo...
  • Subject Heading (ID)Water, Pollution of Chicago drainage canal St. Lo...

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