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Cannel coal in the United States / / by George H. Ashley
| Cannel coal in the United States / / by George H. Ashley |
| Autore | Ashley Geo. H (George Hall), <1866-1951, > |
| Pubbl/distr/stampa | [Washington, D.C.] : , : Department of the Interior, United States Geological Survey, , 1918 |
| Descrizione fisica | 1 online resource (127 pages, VIII pages of plates) : illustrations, maps (some color) |
| Collana | Bulletin / Department of the Interior, United States Geological Survey |
| Soggetto topico |
Geology - United States
Cannel coal - United States Cannel coal |
| Formato | Materiale a stampa  |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Record Nr. | UNINA-9910703814503321 |
Ashley Geo. H (George Hall), <1866-1951, >
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| [Washington, D.C.] : , : Department of the Interior, United States Geological Survey, , 1918 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
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Geology and mineral resources of part of the Cumberland Gap coal field, Kentucky / / by George Hall Ashley and Leonidas Chalmers Glenn, in cooperation with the state geological department of Kentucky, C.J. Norwood, curator
| Geology and mineral resources of part of the Cumberland Gap coal field, Kentucky / / by George Hall Ashley and Leonidas Chalmers Glenn, in cooperation with the state geological department of Kentucky, C.J. Norwood, curator |
| Autore | Ashley Geo. H (George Hall), <1866-1951, > |
| Pubbl/distr/stampa | Washington : , : Department of the Interior, United States Geological Survey, , 1906 |
| Descrizione fisica | 1 online resource (239 pages) : illustrations, maps |
| Collana |
Professional paper
Series A, Economic Geology Series B, Descriptive Geology House of Representatives document |
| Soggetto topico |
Geology - Kentucky
Geology - Cumberland Gap (Ky. and Va.) Coal mines and mining - Kentucky Mines and mineral resources - Kentucky Coal mines and mining Geology Mines and mineral resources |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Record Nr. | UNINA-9910708025103321 |
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Ashley Geo. H (George Hall), <1866-1951, >
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| Washington : , : Department of the Interior, United States Geological Survey, , 1906 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
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Oil resources of black shales of the Eastern United States / / George H. Ashley
| Oil resources of black shales of the Eastern United States / / George H. Ashley |
| Autore | Ashley Geo. H (George Hall), <1866-1951, > |
| Pubbl/distr/stampa | [Washington, D.C.] : , : Department of the Interior, United States Geological Survey, , [1917] |
| Descrizione fisica | 1 online resource (pages 311-333) |
| Collana |
Bulletin / Department of the Interior, United States Geological Survey
Contributions to economic geology |
| Soggetto topico |
Petroleum - Geology - East (U.S.)
Oil-shales - East (U.S.) |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Record Nr. | UNINA-9910703985003321 |
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Ashley Geo. H (George Hall), <1866-1951, >
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| [Washington, D.C.] : , : Department of the Interior, United States Geological Survey, , [1917] | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
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Rhode Island coal / / by George H. Ashley
| Rhode Island coal / / by George H. Ashley |
| Autore | Ashley Geo. H (George Hall), <1866-1951, > |
| Pubbl/distr/stampa | [Washington, D.C.] : , : Department of the Interior, United States Geological Survey, , 1915 |
| Descrizione fisica | 1 online resource (62 pages, V pages of plates) : illustrations, maps |
| Collana | Bulletin / Department of the Interior, United States Geological Survey |
| Soggetto topico |
Coal - Rhode Island - Analysis
Coal - Geology - Rhode Island Coal - Analysis Coal - Geology |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Record Nr. | UNINA-9910708192503321 |
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Ashley Geo. H (George Hall), <1866-1951, >
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| [Washington, D.C.] : , : Department of the Interior, United States Geological Survey, , 1915 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
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The valuation of public coal lands : the value of coal land / / by George H. Ashley, depth and minimum thickness of beds as limiting factors in valuation by Cassius A. Fisher
| The valuation of public coal lands : the value of coal land / / by George H. Ashley, depth and minimum thickness of beds as limiting factors in valuation by Cassius A. Fisher |
| Autore | Ashley Geo. H (George Hall), <1866-1951, > |
| Pubbl/distr/stampa | Washington, D.C. : , : Department of the Interior, United States Geological Survey, , 1910 |
| Descrizione fisica | 1 online resource (75 pages) |
| Collana | Geological Survey bulletin |
| Soggetto topico | Coal |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Altri titoli varianti | Valuation of public coal lands |
| Record Nr. | UNINA-9910698625103321 |
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Ashley Geo. H (George Hall), <1866-1951, >
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| Washington, D.C. : , : Department of the Interior, United States Geological Survey, , 1910 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
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