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

2737. Mining Machinery, Thomas, W. Va.

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

2738. Mining Machinery, Thomas, W. Va.

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

2739. Mining Machinery, Thomas, W. Va.

Conveyor and other machinery at a shop in Thomas, W. Va.

2740. Mining Machinery, Thomas, W. Va.

2741. Mining Machinery, Thomas, W. Va.

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

2742. Mining Machinery, Thomas, W. Va.

2743. Coal on Conveyor Belt at Jamison No. 9 Mine

Permission is granted to reproduce this photograph only on condition that each reproduction shall bear the following credit line:  Photograph by Norfolk and Western Railway.

2744. Fully Loaded Coal Train Two Miles Underground

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 Bureau of Mines, United States, Department of Interior.

2745. Longwall Face Showing Armored Conveyor, Planer, and Roof Supports

2746. Mining Equipment at Fairmont Machinery Company

2747. Interior of a Coal Mine at Thomas, W. Va.

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; If this photograph is used for publication, please give credit to the Bureau of Mines, United States Department of Interior.

2748. Wood Crib Constructed with Crib Releases