Bedrock geologic map of the Ishpeming quadrangle, Marquette County, Michigan /
| Main Author: | |
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| Corporate Author: | |
| Format: | Government Document Map |
| Language: | English |
| Published: |
Reston, Va. :
The Survey,
1974.
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| Series: | Geologic quadrangle map ;
GQ-1130. |
| Subjects: |
| Item Description: | Relief shown by contours and spot heights. Contour interval 20 feet. Includes 3 col. cross-sections, columnar section, and location map. Cartographic material. |
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| Physical Description: | 1 map : color ; 58 x 40 cm., on sheet 86 x 61 cm., folded in envelope 30 x 24 cm. |
| Bibliography: | Includes bibliographical references. |