Roberts, Ralph Jackson, 1911-2007
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معلومات حول الهوية:
مصادر المعلومات
- By: Ralph Jackson Roberts ( (Generalized map of Paleozoic and Mesozoic facies in north-central Nevada WWW site, June 5, 2015) )
- Generalized map of Paleozoic and Mesozoic facies in north-central Nevada, 1965:Index of source maps (R. J. Roberts)
- His Geology of the Antler Peak quadrangle, Nevada, 1951
- Ralph J. Roberts (geologist); 1911-2007; American geologist and research scientist with the USGS; credited with the discovery of the Carlin and Battle Mountain Gold Belts ( (Wikipedia, June 5, 2015) )