Preliminary stratigraphic cross section showing radioactive zones in the Devonian black shales in eastern Ohio and west-central Pennsylvania /
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Author / Creator: | Roen, John B. |
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Imprint: | Reston, Va. : U.S. Geological Survey, 1978. |
Description: | 1 section ; 47 x 103 cm. fold. in envelope 31 x 25 cm. |
Language: | English |
Series: | Oil and gas investigations chart ; OC-82 Geological Survey (U.S.). Oil and gas investigations. Chart ; OC-82. |
Subject: | |
Cartographic data: | Scale not given. |
Format: | Map U.S. Federal Government Document Print |
Local Note: | Stored in vertical file. |
URL for this record: | http://pi.lib.uchicago.edu/1001/cat/bib/2788928 |