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You searched for: Topical Subjects Coal-mining machinery. Remove constraint Topical Subjects: Coal-mining machinery. Topical Subjects Coal mines and mining--Illinois--Carrier Mills. Remove constraint Topical Subjects: Coal mines and mining--Illinois--Carrier Mills. Topical Subjects Coal Mines and Mining--Mine Interiors--Machinery. Remove constraint Topical Subjects: Coal Mines and Mining--Mine Interiors--Machinery.
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'1. Tractor Trailer Unit over Dump. 2. Main line 30"x1000' Conveyor. 3. Junction point 30" Conveyors. 4. Tractor trailer dump over belt.'