Geology of the Delaware Valley.
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| Author / Creator: | Richards, Horace G. (Horace Gardiner), 1906-1984 |
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| Imprint: | Philadelphia, Mineralogical Society of Pennsylvania, 1956. |
| Description: | 106 p. illus. 23 cm. |
| Language: | English |
| Subject: | |
| Format: | Print Book |
| URL for this record: | http://pi.lib.uchicago.edu/1001/cat/bib/671129 |
| Physical Description: | 106 p. illus. 23 cm. |
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| Bibliography: | Includes bibliography. |
