Greater Pittsburgh region : geologic map and cross section.
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| Corporate author / creator: | Pennsylvania. Bureau of Topographic and Geologic Survey. |
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| Imprint: | Harrisburg, Pa. : Pennsylvania Topographic and Geologic Survey, 1975. |
| Description: | 4 maps : part col. fold. in envelope ; 28 x 22 cm. |
| Language: | English |
| Series: | Map 42 Map (Pennsylvania. Bureau of Topographic and Geologic Survey) 42 |
| Subject: | |
| Cartographic data: | Scale: 1:125,000 |
| Format: | Map Print |
| Local Note: | Stored in vertical file. |
| URL for this record: | http://pi.lib.uchicago.edu/1001/cat/bib/2461130 |