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Digital Provenance
Digitized materials: physical originals can be viewed in Special Collections and Archives reading room
Publisher
University of Nevada, Las Vegas. Libraries
Transcription
- 6- A1 though it is difficult to recognize definite beds of marked horizontal extent, a dense, sticky, gray-blue to dark-blue clay which ranges from 10 feet to 60 feet in thickness and averages about 20 feet in thickness was penetrated at a depth of
