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Sean DalyI am a mining geologist and the author of From the Erzgebirge to Potosi: A History of Geology and Mining Since the 1500's and Joy & sorrow; Sorrow & Joy-musings on mining, family, Latin America and society ArchivesCategories |
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Sean DalyI am a mining geologist and the author of From the Erzgebirge to Potosi: A History of Geology and Mining Since the 1500's and Joy & sorrow; Sorrow & Joy-musings on mining, family, Latin America and society ArchivesCategories |