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National Coal Board Production Department
Diwydiant
Shunting Locomotives for Colliery Yards (booklet)
National Coal Board Production Department
2018.42/144
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Diwydiant
Outlines of Underground Locomotives (booklet)
National Coal Board Production Department
2018.42/143
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Diwydiant
Servicing of Methanometers (leaflet)
National Coal Board Production Department
2018.42/26
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Diwydiant
Layering of Firedamp in a Mine Roadway (leaflet)
National Coal Board Production Department
2018.42/164
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Diwydiant
Reciprocating Air Compressors (Surface and Underground) (booklet)
National Coal Board Production Department
The Sidney Press Ltd
2001.1/870
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Diwydiant
Economising Timber Cage Guides (booklet)
National Coal Board Production Department
2018.42/10
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Diwydiant
Compressed Air operated Tub Lifters or Back Shunters (booklet)
National Coal Board Production Department
2018.42/6
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Diwydiant
Water Supplies for Fire-Fighting, Dust Suppression and Machine Cooling at Collieries (booklet)
National Coal Board Production Department
2018.42/205
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Diwydiant
Surface Mine Car Circuits for Service Shafts (booklet)
National Coal Board Production Department
2012.45/21
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Diwydiant
Surface Mine Car handling at Bowhill Colliery (booklet)
National Coal Board Production Department
2018.42/98
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Diwydiant
Summaries of Technical Articles (list)
National Coal Board Production Department
2001.1/1059
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Diwydiant
Raising a Staple Shaft in Holland (booklet)
National Coal Board Production Department
2018.42/48
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