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View of the mechanics of a stove coal washer.

1585. Stove Coal Washer, Price Hill Colliery Company

The heating system is used for lamphouse, bathhouse, shop and warehouse.

1586. Ireland Mine Shamrock Portal Automatic Coal-Fired Heating System

View of a row of boilers and equipment in an underground mine.

1587. Boilers in a Coal Mine

Coal cutting machine digs into the coal seam.

1588. Coal Cutting Machine

Continuous mining machine at work.

1589. Continuous Miner in a Tunnel Approximately 4 Feet High

1590. Jeffrey Loading Machine Emptying Coal into a New 11-Ton Steel Mine Car at Mine No. 32

1591. Loading Coal in an Unidentified MIne

Two miners use equipment to secure the roof at the Pursglove No. 15 mine.

1592. Miners Roof Bolting in Pursglove No. 15 Coal Mine

Shuttle car in an underground mine, loaded with coal.

1593. Loaded Shuttle Car

1594. Miners Work on a Loading Machine Inside a Mine

'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.

1595. Interior of a Coal Mine with Roof Supports Along Longwall Face

Cutting equipment on a table.

1596. Stack Saw at Thomas, W. Va.