Metalliferous deposits of the greater Helena mining region, Montana / / by J.T. Pardee and F.C. Schrader |
Autore | Pardee J. T (Joseph Thomas), <1871-1960, > |
Pubbl/distr/stampa | [Washington, D.C.] : , : United States Department of the Interior, Geological Survey, , 1933 |
Descrizione fisica | 1 online resource (xi, 318 pages, 47 pages of plates) : illustrations, maps (some color) |
Collana | Bulletin / United States Department of the Interior, Geological Survey |
Soggetto topico |
Ore deposits - Montana - Helena
Geology - Montana - Helena Geology Ore deposits |
Formato | Materiale a stampa |
Livello bibliografico | Monografia |
Lingua di pubblicazione | eng |
Record Nr. | UNINA-9910704063303321 |
Pardee J. T (Joseph Thomas), <1871-1960, > | ||
[Washington, D.C.] : , : United States Department of the Interior, Geological Survey, , 1933 | ||
Materiale a stampa | ||
Lo trovi qui: Univ. Federico II | ||
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Ore deposits of the Helena mining region, Montana / / by Adolph Knopf |
Autore | Knopf Adolph <1882-1966, > |
Pubbl/distr/stampa | [Washington, D.C.] : , : Department of the Interior, United States Geological Survey, , 1913 |
Descrizione fisica | 1 online resource (143 pages, VII pages of plates) : illustrations, color maps |
Collana | Bulletin / Department of the Interior, United States Geological Survey |
Soggetto topico |
Ore deposits - Montana - Helena
Mines and mineral resources - Montana Geology - Montana Geology Mines and mineral resources |
Formato | Materiale a stampa |
Livello bibliografico | Monografia |
Lingua di pubblicazione | eng |
Record Nr. | UNINA-9910703726003321 |
Knopf Adolph <1882-1966, > | ||
[Washington, D.C.] : , : Department of the Interior, United States Geological Survey, , 1913 | ||
Materiale a stampa | ||
Lo trovi qui: Univ. Federico II | ||
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