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1. Loading Machine Discharges Coal into Shuttle Car

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.

2. Proper Positioning of the Turbine Rotor in Its Casing

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

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

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

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