Our Round Earth: How It Changes

Describes the constructive and destructive forces which produce changes in the earth's suface. Shows examples of weathering along ocean shores and river valleys caused by temperature changes and growing plants. Outlines the forces which tend to produce mountains, including uplift and volcanism., Describes the constructive and destructive forces which produce changes in the earth's suface. Shows examples of weathering along ocean shores and river valleys caused by temperature changes and growing plants. Outlines the forces which tend to produce mountains, including uplift and volcanism.

Copyright

Complete catalog record
Describes the constructive and destructive forces which produce changes in the earth's suface. Shows examples of weathering along ocean shores and river valleys caused by temperature changes and growing plants. Outlines the forces which tend to produce mountains, including uplift and volcanism., NOTE: Two (or more) records have been merged together to create this data.

Related films

Sources

  1. 16mm Filmography (legacy record) — title, year, creator, length, format, color, sound, genre, description, catalog record
  2. Wikipedia — List of Coronet Films — title, year, creator, length, color, video
  3. U.S. Copyright Office, Catalog of Copyright Entries (renewals, 1970–1978) — copyright