Shrinkage Stopes Adapted for Use in Wide Ore-Bodies at Howey Gold Mines, Limited

THE property of Howey Gold Mines, Limited, is situated at Red Lake, Ontario, one hundred and seventy-five miles east of Winnipeg and eighty miles north of the Canadian National railway.
Keywords: 100 feet, East stope, grizzlies, ore, sill, Chutes, Cost, Costs, Ore, Ores, pillar, Pillars, stope, stopes
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