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Found in:
National Library Collections
Date:
1970-1979
Available online:
Yes
Publication type:
Federal/National
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No digital objectLibrary / National Library CollectionsGagan, Earl W., author.[1974]
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No digital objectLibrary / National Library CollectionsGagan, Earl W., author.[1979]
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No digital objectLibrary / National Library CollectionsShannon, Earl E., author.[1978]
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No digital objectLibrary / National Library CollectionsShannon, Earl E.Ottawa :Environmental Protection Service,1974. [1974]
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No digital objectLibrary / National Library CollectionsGagan, Earl W., author.[1977]
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No digital objectLibrary / National Library CollectionsGagan, Earl W., author.[1976]
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No digital objectLibrary / National Library CollectionsShannon, Earl E.[Ottawa] :Environment Canada, Environmental Protection Service, Water Pollution Control Directorate,1974. [1974]
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No digital objectLibrary / National Library CollectionsSmith, Paul H. 1931- compiler. (Paul Hubert),[1972]