About R. A. F. Penrose Jr.

Richard Alexander Fullerton Penrose Jr., was an American mining geologist and entrepreneur.

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R. A. F. Penrose Jr.

American mining geologist and entrepreneur (1863–1931)

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Richard Alexander Fullerton Penrose Jr., was an American mining geologist and entrepreneur.

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Facts from Wikidata (CC0). Image by Unknown author via Wikimedia Commons (Public domain).

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