Proposed Spokane-Coeur d'Alene Interstate Air Quality Control Region (Idaho-Washington)
Contributors: Spokane-Coeur d'Alene Interstate Air Quality Control Region.
Publisher: U.S. Dept of Health, Education, and Welfare, Public Health Service, National Air Pollution Control Administration
Published: 1970
Place of publication: [Washington]
Language: eng
Number of pages: 15
Subjects: Air quality -- Idaho.; Air quality -- Washington (State)