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[
1967 operating summary : water treatment plants.
1968/1969 Ontario Department of Energy and Resoruces Management annual report
1970 Cottage Pollution Control Program : Bass Lake
1970 Cottage Pollution Control Program : Otter Lake
1970 cottage pollution control program : Steenburg Lake
1970 cottage pollution control program, Six Mile Lake, district municipality of Muskoka
1970 cottage pollution control program : Balsam Lake
1970 Cottage Pollution Control Program : Kushog Lake
1970 cottage pollution control program : Sparrow Lake
1970 cottage pollution control program, Cameron Lake
1970 cottage pollution control program, Jack Lake
1970 recreational lakes program : Bass Lake in the county of Simcoe
1971-72 cottage pollution control program, interim report
1973 microbiology report on Sudbury environmental study : part A - lake reclamation study
1974 microbiology report on Sudbury environmental study : influence of reclamation experiments on the microbial ecology of selected lakes in the Sudbury, Ontario district
1974 water quality and current meter data summary
1975 and 1976 Great lakes current and water quality meter : data summary /
1978 lakeshore capacity, progress report : 4. microbiology component
1979 Hamilton air quality
The 1980 follow-up report on air quality in the Toronto subway system
1980 Hamilton air quality
1980-81 public opinion survey on recreation : summary of final results
1981 summary statistics of observed concentration and deposition : daily precipitation monitoring network /
1981 water quality summary Northeastern region, Water Resources Assessment
1982 - 1984 performance report from water quality section : Volume 1
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