Sie haben gesucht nach VerfasserIn: 'Treworgy, Colin G.', in der Datenbank: Bibliothekskatalog.
Anzahl der Treffer: 4
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P.S.516,40.554
Availability of Coal Resources for Mining in Illinois: Middletown Quadrangle, Central Illinois
Treworgy, Colin G.; Coats, Gayla K.; Bargh, Margaret H.
In: U.S. Geological Survey Circular
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1994
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| 2 |
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P.S.1408,80.527
Deep-minable coal resources of Illinois
Treworgy, Colin G.; Bargh, Margaret H.
In: Illinois State Geological Survey Circular
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1982
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| 3 |
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P.S.1408,80.504
Reserves and Resources of Surface-Minable Coal in Illinois
Treworgy, Colin G.; Bengal, Lawrence E.; Dingwell, Amy G.
In: Illinois State Geological Survey Circular
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1978
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| 4 |
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15678,40-Per.72
Roof strata of the Herrin (No. 6) Coal Member in mines of Illinois: Their geology and stability: Summary Report
Krausse, Hans-Friedrich; Damberger, Heinz H.; Nelson, W. John; Hunt, S. R.; Ledvina, C. T.; Treworgy, Colin G.; White, W. A.
In: Illinois Minerals Note (IMN)
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1979
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Sie haben gesucht nach VerfasserIn: 'Treworgy, Colin G.', in der Datenbank: Bibliothekskatalog.
Anzahl der Treffer: 4
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