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Calendar of State Papers Domestic: Elizabeth
… By the diligence of the directors of His Majesty's Mines Royal, a mine of copper has lately been discovered in … Nicolson, who married a sister of the director of these mines, dwelling near the said works, the workmen,by reason of …
Calendar of State Papers Domestic: Elizabeth
… expert in making assays of gold and silver, trial of mines and ores, melting, rating, and commixing gold and …