History, Wonder Tales, Fairy Tales, Myths and Legends The Flemish | Page 200
German miner, Christopher Shatz, and the field of their operations was chiefly Ireland.
By the end of the 16th century copper was being mined extensively in Cornwall, at
Treworthy, Perran Sands, St. Just, and Logan, and these mines were worked by
Dutchmen. These men seem to have been p