Map showing distribution, composition, and age of Late Cenozoic volcanic centers in Idaho, western Montana, west-central South Dakota, and northwestern Wyoming /
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| Other Authors: | |
| Format: | Government Document Map |
| Language: | English |
| Published: |
Reston, Va. :
U.S. Geological Survey,
1983.
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| Series: | Miscellaneous investigations series (Geological Survey (U.S.)) ;
map I-1091-E. |
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| Item Description: | Includes text and 1 index map. Cartographic material. |
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| Physical Description: | 6 maps on 2 sheets : color ; 89 x 107 cm., or smaller, folded in envelope 30 x 24 cm. |
| Bibliography: | Includes bibliography. |