January 1, 1948
10m
EN
Clifford J. Kamen
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.
James Matthews
Narrator (voice)
N/A
0
Encyclopædia Britannica Films
US
