Water Resources Paper No. 85 Surface Water Supply of Canada St. Lawrence and Southern Hudson Bay Drainage Ontario and Quebec Climatic Years 1937-38 and 1938-39 Resources Hydrauliques Bulletin No. 85 Eaux Surface Du Canada Bassins Du St-Laurent Et De La Baie D'Hudson Sud L'Ontario Et Le Quebec Aqnnees Climatologiques 1937-38 Et 1938-39

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