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Index
Geology of Devils Tower National Monument Wyoming
CONTENTS
ILLUSTRATIONS
ABSTRACT
INTRODUCTION
GEOLOGY
DEVILS TOWER
SEDIMENTARY ROCKS
SPEARFISH FORMATION
GYPSUM SPRING FORMATION
SUNDANCE FORMATION
STREAM TERRACE DEPOSITS AND ALLUVIUM
TALUS AND LANDSLIDE MATERIAL
STRUCTURE
GEOLOGIC HISTORY
ORIGIN OF DEVILS TOWER
SELECTED BIBLIOGRAPHY
Transcriber’s Notes
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