Wisconsin. Department of Natural Resources. Conservation Department Natural Resources Board: Water Pollution Photographs, 1925-1968

Scope and Content Note

Best documented communities are Appleton, Cedarburg, DeForest, Jefferson, Madison, Milwaukee, Oshkosh, Park Falls, and Poynette. Miscellaneous photographs of interest document the Badger Ordnance Works, an application of DDT near Madison, fluoridation of water supplies, treatment of algae and mosquitoes on the Madison lakes, and various WPA projects around the state.