Geology and geography of the Zion Park region, Utah and Arizona
By: by Herbert E. Gregory.
Contributors: Geological Survey (U.S.)
Series: Professional paper / Geological Survey -- 220; Professional paper (Geological Survey (U.S.)) -- 220.
Publisher: U.S. G.P.O.
Published: 1950
Place of publication: Washington
Language: eng
Number of pages: 200
Subjects: Geology -- Arizona.; Geology -- Utah.; Zion National Park (Utah)
Notes: Includes bibliographical references and index.