1969 survey of Lake Michigan shore water quality
Subtitle: report to the Governor and 76th General Assembly.
Contributors: Illinois. Dept. of Public Health.
Published: 1970
Place of publication: [Springfield]
Language: eng
Number of pages: 32
Subjects: Water quality -- Michigan, Lake.; Water quality -- Illinois.; Beaches -- Illinois.
Notes: Prepared in cooperation with Illinois Dept. of Public Health.