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321. Repairing ore car
322. Flotation area
325. Drilling
326. Flotation stations
329. Setting transformers
332. Setting transformers
333. Setting transformer
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H. Lee Ferris is shown oiling, checking and adjusting landing chairs at #1 shaft. These landing chairs are safety devices that fall into a blocking postion under the floor of the cage when it reaches the top of the shaft. These devices are on the sides of the shaft and prevent the cage from descending into the shaft until such time as the landing chairs are released manually. Mr. Ferris is standing in the cage which has been lowered to a point...