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Bergbau
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Experiments into practical application of Hunslet diesel tractor at Merry Lees Colliery
Underground haulage with locomotives and mine cars
Shuttle car gathering studies of layout, method and performance
Underground haulage by locomotives
Advantages of moving iron ore by underground conveyors
Strip mine converts to automotive haulage
Underground photography as aid to accident prevention
How to use belt-conveyor repair services