Geologic map of anthracite-bearing rocks in the north part of the Orwigsburg quadrangle, Schuylkill County, Pennsylvania /
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| Corporate Author: | |
| Format: | Government Document Map |
| Language: | English |
| Published: |
Washington, D.C. :
U.S. Geological Survey,
1972.
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| Series: | Miscellaneous geologic investigations ;
map I-689. |
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| Item Description: | Relief shown by contours and spot heights. "Geology mapped in 1967." Includes 7 col. cross sections, location map, 3 charts, and stratigraphic column. Cartographic material. |
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| Physical Description: | 1 map : color ; on sheet 99 x 91 cm., folded in envelope 30 x 24 cm. |