Illinois water quality data, 1967
Subtitle: with data analysis.
By: [Prepared] in cooperation with the Illinois Dept. of Public Health.
Contributors: Illinois. Dept. of Public Health.
Published: 1968
Place of publication: Springfield
Language: eng
Subjects: Water quality -- Illinois.
Notes: On cover: Illinois water quality network; compilation of data.
Table of contents: title: v. 1. Illinois (less Northeast).