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Explains by animated drawings and illustrates photographically artesian wells, the water table, caves and wells. Explains and illustrates by outstanding examples in the United States other phenomena, such as geysers, springs, sink holes, petrifaction, concentration of useful minerals, and geode fillings.
Indiana University, Bloomington. Audio-Visual Center
Encyclopaedia Britannica Educ Corp
- Physical Description
1 film reel (10 min.) sound,black and white/monochrome; 16 mm
Gift to the IUB Libraries from Instructional Support Services.
- Other Identifiers
Catalog Key: 7823201; Other: GR00411457; MDPI Barcode: 40000003239060