Sie haben gesucht nach VerfasserIn: 'Roberts, Ralph J.', in der Datenbank: Bibliothekskatalog.
Anzahl der Treffer: 5
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P.S.120,80.1034
Mineral Deposits of Central America: with a section on Manganese Deposits
Roberts, Ralph J.; Irving, Earl M.; Simons, Frank S.
In: U.S. Geological Survey (USGS) Bulletin
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1957
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| 2 |
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P.S.1069,80.72
Pre-Tertiary Stratigraphy and Structure of Northwestern Nevada
Silberling, N. J.; Roberts, Ralph J.
In: Geological Society of America Special Paper
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1962
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| 3 |
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34678,80-Per.38
Explanatory Notes to the Geologic Map of the Khadra Quadrangle, Sheet 19/42 D, Kingdom of Saudi Arabia: With a section on Economic Geology and a section on Aeromagnetic Studies
Greenwood, William R.; Roberts, Ralph J.; Andreasen, Gordon E.
In: Geologic Map Kingdom of Saudi Arabia: Explanatory Notes
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1979
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| 4 |
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34678,80-Per.37
Explanatory Notes to the Geologic Map of the An Nimas Quadrangle, Sheet 19/42 C, Kingdom of Saudi Arabia: With a section on Economic Mineral Deposits and a section on Aeromagnetic Studies
Greenwood, William R.; Roberts, Ralph J.; Andreasen, Gordon E.
In: Geologic Map Kingdom of Saudi Arabia: Explanatory Notes
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1979
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| 5 |
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K Igr.876
Geologic Map of Central America 1:1.000.000
Roberts, Ralph J. |
1957
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Sie haben gesucht nach VerfasserIn: 'Roberts, Ralph J.', in der Datenbank: Bibliothekskatalog.
Anzahl der Treffer: 5
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