Collection search
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No digital objectLibrary / National Library CollectionsTimmerman, Peter.Downsview, Ont. :Bureau du programme climatologique, Centre climatologique canadien,©1988. [1988]
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No digital objectLibrary / National Library CollectionsTimmerman, P.[Ottawa] :Environment Canada, Atmospheric Environment Service,©1988. [1988]
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No digital objectLibrary / National Library CollectionsTimmerman, A. J.[Toronto] :Ontario Ministry of Natural Resources,1988. [1988]
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