Seeking and Conserving Mineral Resources
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Seeking and Conserving Mineral Resources Distributed by NATL SCIENCE TEACHERS ASSN 1742 CONNECTICUT AVE NW WASHINGTON, DC 20009 Produced by ALLEGRO FILM PRODUCTIONS 201 W 52ND ST NEW YORK, NY 10019 Year published 1976 Distributed on media: 1 film reel (13 min.), optical sound, 16 mm. Color?Color Length: 13 MIN Description: Tells how scientists, conservationists and engineers have devised ways of extending the Earth's mineral resources while conserving its ecosystems. Topics: Resources-Mineral
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- 16mm Filmography (legacy record) — title, year, creator, format, sound, genre, description, catalog record
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