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National Coal Board Production Department
Diwydiant
Relating a Roadway Belt Conveyor to its Duty (booklet)
National Coal Board Production Department
2018.42/154
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Diwydiant
Code of Practice for Explosives Attendants (booklet)
National Coal Board Production Department
2001.1/848
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Diwydiant
The possibilities and limits of Rotary Drilling in Carboniferous Strata (booklet)
National Coal Board Production Department
2018.42/44
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Diwydiant
Surface Mine Car handling at Ledstone Luck Colliery (booklet)
National Coal Board Production Department
2018.42/80
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Diwydiant
Mechanised Drifting (booklet)
National Coal Board Production Department
2018.42/45
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Diwydiant
Prolonging the life of Mine Cars (booklet)
National Coal Board Production Department
2018.42/11
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Diwydiant
Safety Curtains for use during Shotfiring (booklet)
National Coal Board Production Department
2018.42/90
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Diwydiant
Tub Operated Track Switch (leaflet)
National Coal Board Production Department
2018.42/71
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Diwydiant
Some notes on the repair and maintenance of Aluminium Alloy Equipment (booklet)
National Coal Board Production Department
2018.42/43
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Diwydiant
Automatic Tub Controller (booklet)
National Coal Board Production Department
2018.42/72
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Diwydiant
Off-Shore Boring in the Firth of Forth (booklet)
National Coal Board Production Department
2018.42/139
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Diwydiant
Hercularc Lining of Roadways (booklet)
National Coal Board Production Department
2001.1/1041
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