Rocks That Originate Underground
Encyclopaedia Britannica Films, inc.
Education
Clips are not offered for this film: no licence or public-domain mark is recorded for it.
Parts
About
Discusses the physical structure of rocks thrust to the earth's surface from geological cataclysms such as volcanoes and earthquakes.
- Archive
- Internet Archive, in Academic films
- Licence or status
- The Internet Archive states none for this item.
- Rights statement
- Encyclopaedia Britannica, Inc.
- Credit
- Encyclopaedia Britannica Films, inc.
- Who can watch
- The archive gives no rating. Invisible Network shows it to Kids profiles and older, judged from its collection and subjects. How films are placed