Bouguer gravity, aeromagnetic, and generalized geologic map of East Helena and Canyon Ferry quadrangles and part of the Diamond City quadrangle, Lewis and Clark, Broadwater, and Jefferson Counties, Montana
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| Description | scholarly article by William E. Davis et al published 1963 in Geophysical Investigations Map |
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author: Willie Tomoni Kinoshita Harry W. Smedes William E. Davis |
| Publication date | 1963 |
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| Missing/wrong data? | Edit Wikidata item |