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A man inspecting a Joy Continuous Miner.

1. Joy Manufacturing Company Continuous Mining Machine

View of a Joy Continuous Mining machine.

2. Joy Manufacturing Company Continuous Mining Machine

A Continuous Mining Machine on display above ground.

3. Continuous Mining Machine

A Joy Manufacturing Co. Continuous Mining Machine. ML 5196 DIO57.

4. Joy Manufacturing Company Continuous Mining Machine

A continuous miner, model 2BT-2 Twin Borer, sits on display.

5. Continuous Mining Machine, Joy Manufacturing Company

An electric shuttle car sits in a warehouse yard.

6. Electric Shuttle Car

Joy executives stand beside a continuous mining machine.

7. Joy Manufacturing Company Executives Examine a Joy Continuous Mining Machine

8. Manufacturer's Photo of a Coal Loading Machine

Coal loaders sit outside the Joy Manufacturing Factory.  Caption on photo reads, 'Mine equipment suppliers are busy turning out machinery for mechanical mining. For example, Joy Mfg. recently went on double shift operation to speed up production of mining machinery.'

9. Joy Manufacturing Company Factory Building

The National Mine Service Company granted an exclusive world-wide license to manufacture and sell a new type of shuttle car developed and patented by Pittsburgh Consolidation Coal Company.  The shuttle car was designed by Arthur L. Lee and his engineering staff of Pitt-Consol.

10. Pitt-Consol Shuttle Car

A large Marietta Miner Continuous Mining Machine.

11. Marietta Miner Continuous Mining Machine

Picture drawn by Roger Zitko showing new face roof bolter on a continuous miner.

12. Drawing of New Face Roof Bolter on a Continuous Miner by Roger Zitko

Man operating a JMC1 continuous miner.

13. Joy Manufacturing Company Continuous Mining Machine

Two men standing next to a continuous mining machine.

14. Continuous Mining Machine

A continuous mining machine operating in a four foot seam.

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

Two men with equipment putting up bolts to support the mine roof.

16. Miner Roof Bolting

17. Ireland Mine Portal Area Supply Yard

Continuous miner in action.

18. Lee Norse CM28E Continuous Miner

Men working in a coal company machine shop.

19. Coal Company Machine Shop

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

21. Miners Operating a Loading Machine in Jamison No. 9 Mine

Two men working with a rubber tire mounted cutting machine.

22. Miners Operating a Cutting Machine

Two men stand beside rail cars.  A cart a motor sits in  front of them.

23. Miners Stand by Steel Mine Railway Cars

Two miners operate a track mounted coal cutting machine.

24. Track Mounted Cutting Machine