Geologic map of the Penn Mine, Calaveras County, California /
| Main Author: | |
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| Corporate Author: | |
| Format: | Government Document Map |
| Language: | English |
| Published: |
Reston, Va. :
The Survey,
1985.
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| Series: | Miscellaneous field studies ;
map MF-1797. |
| Subjects: |
| Item Description: | Relief shown by contours and spot heights. Includes location map. Text on sheet 2. Cartographic material. |
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| Physical Description: | 4 maps on 2 sheets ; 96 x 96 cm. or smaller, sheets 112 x 116 cm. and 86 x 69 cm., folded in envelope 25 x 32 cm. |
| Bibliography: | Includes bibliographical references on sheet 2. |