The Great Lakes: their link with ocean shipping.
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L: Limited Access CP: Composite Positive AC: Acetate A: 400' 16/8/9.5mm 16mm Sound 350 Encyclopaedia Britannica Films, Inc. Encyclopaedia Britannica Educational Corporation. Films & Video., 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.
Complete catalog record
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. NOTE: Two (or more) records have been merged together to create this data.
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- A-V Online (National Information Center for Educational Media). CD-ROM database of educational and documentary media, compiled and maintained by the National Information Center for Educational Media (NICEM). — title, year, creator, length, format, sound, description
- 16mm Filmography (legacy record) — creator, length, description, catalog record
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