Gilman, Colorado
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Emmet Flaherty preparing to pre-heat two blank pieces of hollow drill steel. In the background is an automatic oil-fired forge which will bring these blanks to an exact temperature for forging. From the hollow drill blanks, finished pieces of lugged steel are formed for use in rock drills.
24) Flotation area
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Floation area for the zinc ore at Gilman. Flotation tables were used to seperate the zinc and lead from the waste in the mining process. Further processing separated the lead and the zinc.
25) Flotation area
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Floation area for the zinc ore at Gilman. Flotation tables were used to seperate the zinc and lead from the waste in the mining process. Further processing separated the lead and the zinc.
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Flotation area for the zinc ore. Water valves are shown at the bottom of the table.
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Flotation stations in the zinc section of the mill at Gilman. The flotation stations were part of the process of refining the zinc ore.
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Closeup of the flume used to dump "muck' onto the conveyor. This conveyor carried the ore to a series of crushing machines. Conveyors were used extensively in the mine. [related to photo 2007.008.090]
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Tommy Reed repairing a foot valve for one of the mine pumps at the Gilman Mine.
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Fork lift loading soda ash onto a platform for use in the soda ash machine. The fork lift was battery operated.
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Frank Jones using one of the lathes to cut centers on the shaft of a bucket elevator tail pulley used in the Milling Department.
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Frank Jones using a lathe for cutting centers on a shaft used by the Milling Department. "Jonesey" was known for his sense of humor and always seemed ready to share a joke.
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Frank Jones using one of the lathes to cut centers on the shaft of a bucket elevator tail pulley used in the Milling Department.
35) Hoist house
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Verso: "The head-house or hoist house at the Eagle Mine and Gilman looking East" [Tom Knight's writing]
Taken on the main road into Gilman.
36) Iron Mask Mill
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The Iron Mask Mill at Belden, at the bottom of the Eagle River Canyon. The Eagle River is in the foreground; Gilman is at the top of the canyon.
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Joel Fitzgerald, shop foreman, boring a bearing for an electric motor which operates Marcy Mill in the Milling Department.
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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...
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The lathes were for working steel. They could straighten bent drill steel, put new ends on the rods and send them back for reuse. The Gilman shop reused as much equipment and supplies as was possible.
