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Date: 2012-06-06 13:53:06Great Lakes Eastern Canada Ontario Saint Lawrence Seaway St. Clair River Geography of Michigan Geography of Canada Canada–United States border | Economic Impacts of the Great Lakes-Seaway System Ontario Economic ContributionAdd to Reading ListSource URL: www.marinedelivers.comDownload Document from Source WebsiteFile Size: 299,97 KBShare Document on Facebook |