Pre-Cambrian rocks of the Lake Superior Region : a review of newly discovered geologic features, with a revised geologic map /
| Main Authors: | , |
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| Other Authors: | |
| Format: | Government Document Book |
| Language: | English |
| Published: |
Washington :
U.S. Govt. Print. Off,
1935.
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| Series: | Professional paper (Geological Survey (U.S.)) ;
184. |
| Subjects: |
| Item Description: | At head of title: United States Department of the Interior. |
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| Physical Description: | ii, 34 pages : folded color map (in pocket) folded tables ; 29 cm. |
| Bibliography: | Includes bibliographical references (pages 26-31). |