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Two men working with cables while a crane is being used in the background.

709. Christopher Coal Company Mine

IDNO:
002671
Title:
Christopher Coal Company Mine
Date:
ca. 1960-1970
Description:
Two men working with cables while a crane is being used in the background.
Mines No's. 120 and 121 at Jenner, Pa.

710. Consolidation Coal Company Mines No. 120 and 121 at Jenner, Pa.

IDNO:
002674
Title:
Consolidation Coal Company Mines No. 120 and 121 at Jenner, Pa.
Description:
Mines No's. 120 and 121 at Jenner, Pa.
Two miners operating a loading machine.

711. Miners Operating a Loading Machine

IDNO:
002675
Title:
Miners Operating a Loading Machine
Description:
Two miners operating a loading machine.
Shows timber roof-support and mine railway track.

712. Elkhorn No. 3 Seam, Mine 206, Kentucky

IDNO:
002677
Title:
Elkhorn No. 3 Seam, Mine 206, Kentucky
Description:
Shows timber roof-support and mine railway track.
Overcast, where two air currents cross in a mine, at the Jamison Mine No. 9 shaft bottom.

713. Overcast in Jamison No. 9 Mine Shaft Bottom

IDNO:
002679
Title:
Overcast in Jamison No. 9 Mine Shaft Bottom
Description:
Overcast, where two air currents cross in a mine, at the Jamison Mine No. 9 shaft bottom.
Controls at the Jamison No. 9 Mine.

714. Elevator Controls at the Jamison No. 9 Mine

IDNO:
002682
Title:
Elevator Controls at the Jamison No. 9 Mine
Description:
Controls at the Jamison No. 9 Mine.
This mock-up shows the new blade design being tested by the Bureau of Mines. The base of the blade is thicker and there is a strip of titanium carbide at the point of previous severe erosion. If used, please credit Bureau of Mines, U.S. Department of the Interior.During LDC's final 1,100-hour run, this rotor blade (arrow) was undercut by ash flowing along the rotor past the tips of the stator blades. If used, please credit Bureau of Mines, U.S. Department of the Interior.

715. New Rotor Blade Design

IDNO:
002692
Title:
New Rotor Blade Design
Date:
1960-1970
Description:
This mock-up shows the new blade design being tested by the Bureau of Mines. The base of the blade is thicker and there is a strip of titanium carbide at the point of previous severe erosion. If used, please credit Bureau of Mines, U.S. Department of the Interior.During LDC's final 1,100-hour run, this rotor blade (arrow) was undercut by ash flowing along the rotor past the tips of the stator blades. If used, please credit Bureau of Mines, U.S. Department of the Interior.
Mountaineer Coal Company, Division of Consolidation Coal Company.

716. Continuous Mining Machine (Middle) and Loading Machine (Bottom)

IDNO:
002701
Title:
Continuous Mining Machine (Middle) and Loading Machine (Bottom)
Date:
1959/04/07
Description:
Mountaineer Coal Company, Division of Consolidation Coal Company.

717. Shuttle Car Approaches Mine Railway Track.

IDNO:
002703
Title:
Shuttle Car Approaches Mine Railway Track.
View of the mechanics of a stove coal washer.

718. Stove Coal Washer, Price Hill Colliery Company

IDNO:
002707
Title:
Stove Coal Washer, Price Hill Colliery Company
Description:
View of the mechanics of a stove coal washer.
View of a row of boilers and equipment in an underground mine.

719. Boilers in a Coal Mine

IDNO:
002710
Title:
Boilers in a Coal Mine
Description:
View of a row of boilers and equipment in an underground mine.
Continuous mining machine at work.

720. Continuous Miner in a Tunnel Approximately 4 Feet High

IDNO:
002714
Title:
Continuous Miner in a Tunnel Approximately 4 Feet High
Description:
Continuous mining machine at work.