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Shuttle car in an underground mine, loaded with coal.

673. Loaded Shuttle Car

'Modified longwall mining with a German coal planer. Progress report 2: Completion of mining in three adjacent panels in the Pocahontas no. 4 coal bed, Helen, W. Va.' Please give credit to the Bureau of Mines, United States, Department of Interior.

674. Interior of a Coal Mine with Roof Supports Along Longwall Face

Close view of an electric motor at a coal mine site in Thomas, W. Va.

675. Electric Motor, Thomas, W. Va.

Close view of a conveyor and engine at a coal mine machine shop in Thomas, W. Va.

676. Mining Machinery, Thomas, W. Va.

View of a conveyor in a machine shop at a coal mine in Thomas, W. Va.

677. Mining Machinery, Thomas, W. Va.

Close view of a conveyor at a coal mine shop in Thomas, W. Va.

678. Mining Machinery, Thomas, W. Va.

679. Coal on Conveyor Belt at Jamison No. 9 Mine

680. Mining Equipment at Fairmont Machinery Company

Continuous miner in action.

681. Lee Norse CM28E Continuous Miner

682. Mechanic Working in the Mathies Underground Machine Shop

683. Oxen Pulling Coal Cart in an Underground Mine

'View from point at which scraper was working; looking through conveyor to heading a distance of 300 ft.'

684. Conveyor Filled with Coal at Thomas, W. Va.