Letter from April Evans to Frank Church re: Pollution of Lake Coeur d'Alene, January 1, 1964
in Records of the Environmental Protection Agency, 1944 - 2006 (RG412). Regulation Files Relating to Interstate Bodies of Water, 1949 - 1975 (A1 36), of United States. National Archives and Records Administration. Federal Records (1964), Box 283, Spokane River Corres. #1 , 1 page(s)