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A continuous mining machine operating in a four foot seam.

1. Continuous Mining Machine in Operation in a Four Foot Seam

Continuous miner in action.

2. Lee Norse CM28E Continuous Miner

Two men using large bits to drill prior to placing charges.

3. Drilling Prior to Placing Charges

4. Coal Loading Machine

Two men working on the loading machine.

5. Coal Loading Machine in Operation at Jamison Mine No. 9

6. Coal on Conveyor

7. Miner Operating a Coal Loading Machine

8. Making a Cut in Coal Face Prior to 'Shooting Down' Coal

Two men working with a rubber tire mounted cutting machine.

9. Miners Operating a Cutting Machine

10. Miner Operates a Coal Cutting Machine Prior to Blasting

11. Miners Operating a Cutting Machine

Two miners cut coal at Pursglove No. 15

12. Miners Operating a Cutting Machine in Pursglove No. 15 Mine

Caption on back reads, 'Making a cut in the coal face is this Mastodon of the machine age - an underground cutter.  Rubber tired for mobility, and mounting a 9-foot cutting blade armed with whirring steel bits, it can cut a full 360 degree arc.  This and similar machines give America's bituminous coal mines almost unlimited capacity for production.'

13. Miners Operating a Cutting Machine at Mine No. 32, Consolidation Coal Company, Owings, W. Va.

Two miners operate a track mounted coal cutting machine.

14. Track Mounted Cutting Machine

A gear driven cutting machine stands on the track.

15. Very Old Track Mounted Cutting Machine

Two miners operate the breast type coal cutting machine.

16. Breast Type Coal Cutting Machine, Consol Mine No. 26, Watson, W. Va.

Two men operating a loading machine.

17. Loading Machine in Action at Mine No. 32

18. Joy Manufacturing Company Continuous Mining Machine

Man cutting coal in Consol. Coal Co. Mine in Kentucky. Note the roof supports using jacks.

19. Miner Cutting Coal in Consol Mine in Kentucky

Two men cutting coal in the parting.

20. Cutting Coal with Cavalier

21. Cutting Coal Preparatory to Shooting It Down for Loading

A miner operating a coal cutting machine.

22. Coal Miner at Work

Miner on a small, track mounted, cutting machine.

23. Miner Operating a Small, Track Mounted, Cutting Machine

Miners at work with loading machine and shuttle car.

24. Miner Operating a Loading Machine

Men at work with loading machine and shuttle car. Probably Joy Machinery.

25. Miners Operating a Loading Machine

26. Miners Loading Coal Into a Hand Loaded Loading Machine

Close-up view of roof drill in action. Man in background is tightening bolt with air powered wrench at Consol. No. 204, Jenkins, Ky.

27. Miners Roof Bolting at Consol No. 204, Jenkins, Ky.

A coal cutter with nine foot cutting blade at work in Consol. Coal Co. Mine No. 32, Owings, W. Va.

28. Cutting Machine in Operation at Mine No. 32