North and Central America (continent)
Found in 4 Collections and/or Records:
Half-plate. In an 80 foot level at La Rose mine, Cobalt. These men are drifting, i.e. building a tunnel to other veins from this one. Flashlight photo, Aug, 1908.
Half-plate (landscape format). (Plaza mining). Panning gold at Copper Cliff near Sudbury, Ontario. A demonstration to the members of the Canadian Mining Institute. Plaza Mining is getting gold from the sand and not from the rock. The man with his hands in the water is holding a small pan of gold sand and washing it in the lake until the colour shows.
Half-plate (landscape format). On St Lawrence, Cobalt, property in South Lorraine, about 9 miles form Cobalt; the bucket has been pulled up by a rope form a 60 ft deept shaft.
Half-plate (landscape format).