John Wesley Powell : soldier, explorer, scientist.
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| Corporate Author: | |
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| Format: | Government Document Book |
| Language: | English |
| Published: |
[Washington, D.C.] :
United States Department of the Interior, Geological Survey,
[1969]
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| Subjects: |
| Physical Description: | 23 pages : illustrations, portraits ; 23 cm. |
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| Bibliography: | Includes bibliographical references (page 23) |