Report for consultation on the metropolitan Chicago interstate air quality control region (Indiana-Illinois)
Contributors: United States. National Air Pollution Control Administration
Publisher: U.S. Dept. of Health, Education and Welfare, Public Health Service, Consumer Protection and Environmental Health Service, National Air Pollution Control Administration
Published: 1968
Place of publication: [Washington]
Language: eng
Number of pages: 85
Subjects: Air -- Pollution -- Illinois -- Chicago Metropolitan Area; Air -- Pollution -- Indiana
Notes: "September 1968."