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GEOLOGIC FEATURES SLIDE COLLECTIONS GROUNDWATER List price: $75/set View slideshow Note: Images will advance automatically. Slideshow may also be controlled by using the manual buttons provided.

GROUNDWATER SET I: 50 color photos of groundwater from the collections of John Shelton, Ken Hamblin, Don Easterbrook, and other sources. Includes solution of limestone along joint planes, solution sculpting of limestone, karst topography, sinkholes, solution caves, breccia, springs, travertine falls and terraces, hot springs, geysers. $75.

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