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National Coal Board Production Department
Diwydiant
Dowty Props (booklet)
National Coal Board Production Department
2018.42/60
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Diwydiant
Statistics relating to Mechanised Output (booklet)
National Coal Board Production Department
2018.42/159
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Diwydiant
A Mechanical Rake for use on Picking Belts (leaflet)
National Coal Board Production Department
2018.42/94
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Surface Mine Car Circuit at Donisthorpe Colliery (booklet)
National Coal Board Production Department
2018.42/69
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Surface Storage and handling of Fuel Oil for Diesel Locomotives (booklet)
National Coal Board Production Department
2018.42/12
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The examination and testing of Winding Ropes in Germany, Holland and Belgium (booklet)
National Coal Board Production Department
2018.42/28
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Power Loading in Difficult Geological Conditions (booklet)
National Coal Board Production Department
2018.181/17
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Wear on Pneumatic Stowing Pipes amd Bends in Germany (booklet)
National Coal Board Production Department
2018.42/50
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Statistics of Mechanised Output for the year 1959 (booklet)
National Coal Board Production Department
2018.42/173
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Lighting of Colliery Yards and Sidings (booklet)
National Coal Board Production Department
2018.42/119
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The use of Vibrating Platforms at Tub Loading Points (booklet)
National Coal Board Production Department
2018.42/105
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Guniting of underground main roads (booklet)
National Coal Board Production Department
2018.42/116
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