CHAPTER XXIX
.
LEAD.
Its Properties and extensive Uses—Alston Moor—Belgian Lead Mines—Galena in America—Extraction of Silver from Lead Ores—Pattinson’s Process—A great part of our wealth is due to the laboratory 364
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.
LEAD.
Its Properties and extensive Uses—Alston Moor—Belgian Lead Mines—Galena in America—Extraction of Silver from Lead Ores—Pattinson’s Process—A great part of our wealth is due to the laboratory 364
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