The ancient volcanic rocks of South mountain, Pennsylvania /
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| Author / Creator: | Bascom, F. (Florence), 1862-1945 |
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| Imprint: | Washington, Govt. Print. Off., 1896. |
| Description: | 124 p. : xxviii pl. (incl. maps) ; 24 cm. |
| Language: | English |
| Series: | U.S. Geological survey. Bulletin no. 136 Bulletin of the United States Geological Survey ; no. 136. |
| Subject: | |
| Format: | U.S. Federal Government Document Print Book |
| URL for this record: | http://pi.lib.uchicago.edu/1001/cat/bib/4100440 |
| Item Description: | "Literature" : p. 87-91. |
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| Physical Description: | 124 p. : xxviii pl. (incl. maps) ; 24 cm. |
| Bibliography: | Bibliography : p. 19. |
