Alaska and the Panama canal . dredges stepped in, and today the CanadianGold Mining Company has five dredges. Three of thesedredges have a capacity of 14,000 yards of gravel and sand aday, and average 10,000 cubic yards, including the daily stopto clean up. It requires only eleven men to operate one ofthe dredges, three men on each shift and two foremen, onenight and one day. Everything is operated by electricity. Thesand and gravel they wash runs about thirty cents to the cubicyard. One of the interesting processes in mining I found at Daw-son is that of thawing out the frozen ground. They dr
Alaska and the Panama canal . dredges stepped in, and today the CanadianGold Mining Company has five dredges. Three of thesedredges have a capacity of 14,000 yards of gravel and sand aday, and average 10,000 cubic yards, including the daily stopto clean up. It requires only eleven men to operate one ofthe dredges, three men on each shift and two foremen, onenight and one day. Everything is operated by electricity. Thesand and gravel they wash runs about thirty cents to the cubicyard. One of the interesting processes in mining I found at Daw-son is that of thawing out the frozen ground. They drivesteam pipes down into the ground and then turn on the livesteam. The ground never thaws out more than a foot or so inthe summer time and it would be impossible to do placermining without the aid of steam in preparing the sand andgravel for the miner. When our boat arrived at the dock at Dawson we were metby Commissioner George Black, Mrs. Black, and some of theirfriends. The Commissioner of Yukon Territory holds a similar. 76 ALASKA
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Keywords: ., bookauthorboycewilliamdickson18, bookcentury1900, bookdecade1910
