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1. Miner Operating a Coal Loading Machine

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

Two men working with a rubber tire mounted cutting machine.

3. Miners Operating a Cutting Machine

4. Miner Operates a Coal Cutting Machine Prior to Blasting

5. Miners Operating a Cutting Machine

Two miners cut coal at Pursglove No. 15

6. 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.'

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

Two miners operate a track mounted coal cutting machine.

8. Track Mounted Cutting Machine

Two miners operate the breast type coal cutting machine.

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

Two men operating a loading machine.

10. Loading Machine in Action at Mine No. 32

11. Joy Manufacturing Company Continuous Mining Machine

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

12. Miner Cutting Coal in Consol Mine in Kentucky