Controversy over the moon
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Presents the controversy concerning the geological make-up of the moon - specifically the origin of large lunar craters. Two eminent scientists interpret the same available data and discuss reasons for their divergent views. Suitable for upper secondary level.
Copyright
Registered 31Mar71 · MP21872 (Jul-Dec 1971) Copyright holder: Encyclopaedia Britannica Educational Corp
Sources
- 16mm Filmography (legacy record) — title, description, catalog record
- U.S. Copyright Office, Catalog of Copyright Entries (renewals, 1970–1978) — copyright
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