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Man operating a JMC1 continuous miner.

1. Joy Manufacturing Company Continuous Mining Machine

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.

2. Pitt-Consol Shuttle Car

An electric shuttle car sits in a warehouse yard.

3. Electric Shuttle Car

A man inspecting a Joy Continuous Miner.

4. Joy Manufacturing Company Continuous Mining Machine

Joy executives stand beside a continuous mining machine.

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

Two men standing next to a continuous mining machine.

6. Continuous Mining Machine

View of a Joy Continuous Mining machine.

7. Joy Manufacturing Company Continuous Mining 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.'

8. Joy Manufacturing Company Factory Building

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

9. Joy Manufacturing Company Continuous Mining Machine

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

10. Continuous Mining Machine, Joy Manufacturing Company

A Continuous Mining Machine on display above ground.

11. Continuous Mining Machine

12. Manufacturer's Photo of a Coal Loading Machine

A continuous mining machine sits above ground in the yard of Lee-Norse Company Warehouses.

13. Continuous Mining Machine

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

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

A large Marietta Miner Continuous Mining Machine.

15. Marietta Miner Continuous Mining Machine