/cgi-bin/koha/opac-search.pl?q=ccl=Provider%3ANational%20Geographic%20Society%2C&sort_by=relevance&format=rss 2 0 50 ISBN: /cgi-bin/koha/opac-detail.pl?biblionumber=159 National Geographic Society, 1973 .
25 min. , Also issued as videocassette. | Edited from the motion picture entitled The violent earth. | With teacher's guide and collateral materials. 16 mm..

]]> Place hold on Earth: the restless planet.

]]> /cgi-bin/koha/opac-detail.pl?biblionumber=159 ISBN: /cgi-bin/koha/opac-detail.pl?biblionumber=234 Washington, D.C. : National Geographic Society, Educational Services, 1983 .
1 film reel : , Intended audience: Grades 7-12 and adults. | Issued also as videorecording. 16 mm..

]]> Place hold on Fossils, clues to the past

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