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Miners and filled coal cars inside a mine.

1. Interior of a Coal Mine

Miners talking while others run drilling equipment.

2. Miners and Equipment Inside a Coal Mine

3. 20 Ton Bethehem Cars at Jamison No. 9 Mine, Stonega Coke and Coal Company

4. Electric Cable Reel and Joy Shuttle Car with Road Drag at Jamison No. 9 Mine

5. Underground Electric Power Center Control Board at Jamison Coal Mine No. 9.

6. Track Inside Jamison No. 9 Coal Mine

7. Coal Shuttle Car in Jamison Coal Mine No. 9

Mechanic's pit provides location to work on mine haulage equipment;

8. Underground Mechanic's Pit at Jamison Coal Mine No. 9.

9. 2200 Volt Junction Box at Jamison Coal Mine No. 9

10. Interior of Jamison Coal Mine No. 9

'All white oak mines work the same seam of coal, viz: Sewall. THe face of one of the working places or rooms is shown in this picture. The coal averages about 48 to 50 inches in thickness. This working place is now ready to be cut by the undercutting machine, so it can be shot down be the miner and loaded into cars for transportation to the tipple. The white line on the roof in this picture is the center line of the room set by the engineers to guide the men operating the mining machine in driving the room straight.'

11. Sewall Coal Seam Worked by the New River Coal Company

Large chunks of coal piled below the seam.

12. Shot Down Coal at Jamison Coal Mine No. 9

Notice the preparatory cut and the 3 charge-holes near floor of the mine.

13. Coal Nearly Ready to be Shot Down

Print possibly overexposed.

14. Area worked by Coal Cutters

Looking down a mine shaft.

15. Interior of New England Coal Mine

16. Area Worked by Coal Cutters

Miner works on pile of shot down coal.

17. Shot Down Coal at Jamison Coal Mine No. 9

J.P. McGee, Acting Research Director, and Jack Smith, in Charge of the Gas Turbine Development Project discuss proper positioning of the turbine rotor in its casing.

18. Proper Positioning of the Turbine Rotor in Its Casing

19. Coal on Belt at Jamison Coal Mine No. 9

'This miner has just completed loading a mine car of weighing net about two and one-half tons, and is waiting for a locomotive to come along and take it out and give him another empty car. An industrious miner will load about six and sometimes eight of these cars in one day. This is a wooden mine car that is now being rapidly replaced by steel mine car equipment. The number of post shown in this picture indicate again the immense amount of timber required to conduct operations in a safe manner.'

20. Loaded Mine Car

21. Miner Testing for Gas at Consol. No. 32 Mine

'Note the wooden mine car. It is of the Barnestown shaft which was the first shaft, of 100 feet in depth, in the valley.'

22. Miners at Work

23. Miner Testing for Gas in Jamison No. 9 Mine

Two miners operating a loading machine.

24. Miners Operating a Loading Machine

Coal car tracks inside of the mine.

25. Tracks in an Underground Mine

Overcast, where two air currents cross in a mine, at the Jamison Mine No. 9 shaft bottom.

26. Overcast in Jamison No. 9 Mine Shaft Bottom

27. Coal Shuttle in Jamison Mine No. 9

Mine car traveling through the mine.

28. Mine Car

29. ITE Circuit Breaker at Jamison Mine No. 9

Jamison No. 9 Mine shaft with a tensioning device on a cable.

30. Rock Dusted Mine Shaft at Jamison No. 9

31. Inter-Floor Lift at Jamison Mine No. 9

32. Electric Shuttle Car at Jamison Coal Mine No. 9

33. Loading Machine Discharges Coal into Shuttle Car

Continuous mining machine at work.

34. Continuous Miner in a Tunnel Approximately 4 Feet High

35. Miners Work on a Loading Machine Inside a Mine

36. Miner in a Shuttle Car