Shaft Sinking at Viking Yellowknife Mine

A SHAFT sinking operation carried out at the Viking Yellowknife mine in the spring of 1947 presents certain features, especially as regards speed of sinking and low cost, that may be of interest to institute members, and especially to those who are not familiar with conditions and costs in the Northwest Territories.
Keywords: Air, Bits, Cost, Costs, diorite, headframe, shaft, Viking, Viking Yellowknife Gold Mines, Drills, Headframes, Operation, Shaft sinking, Shafts, Underground
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