Corridors of time

Presents a visit to the Grand Canyon to show its natural beauty and to describe the tectonics and other forces in its geological history. Includes animated sequences.

Bibliographic Details
Corporate Authors: British Broadcasting Corporation. Television Service, Films Incorporated
Other Authors: Redfern, Ron
Format: Unknown
Language:English
Published: Wilmette, IL : Films Inc., 1983.
Series:Making of a continent series.
Subjects:
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Wilmette, Ill. : Films Inc., 1983

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Wilmette, IL : Films Incorporated, 1983

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