
Great Lakes: Their Link with Ocean Shipping
Production: United States of America
Release date: 1948-01-01
Portrays the lakes as an important shipping route for a region of vast natural resources, major population centers and extensive industrial development. Shows the Welland Canal and the St. Lawrence Seaway as important links between the lakes and the ocean.

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6.8

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6

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2

10

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5.5

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7