Sulphur dioxide levels and environmental studies in the Wawa area during 1971
Subtitle: by P.C. McGovern and D. Balsillie.
Contributors: Balsillie, David, 1944- jt. author
Publisher: Air Quality Branch, Ontario Ministry of the Environment
Published: 1972
Place of publication: Sudbury, Ont
Language: eng
Number of pages: 38
Subjects: Air -- Pollution -- Ontario -- Wawa Area; Sulfur dioxide; Plants -- Effect of air pollution on