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Nôl i Ganlyniadau
National Coal Board Mining Research and Development Establishment
Diwydiant
M.R.D.E. Report 1973/74
National Coal Board Mining Research and Development Establishment
Church Gate Press (The)
2001.1/961
Mwy am yr eitem hon
Diwydiant
Right-angle Modular Gearboxes for AFC Drives (booklet)
National Coal Board Mining Research and Development Establishment
2001.1/902
Mwy am yr eitem hon
Diwydiant
MRDE Some Questions and Answers (booklet)
National Coal Board Mining Research and Development Establishment
H. Cave & Co. Ltd
2001.1/989
Mwy am yr eitem hon
Diwydiant
Firedamp Prediction and Control (report)
National Coal Board Mining Research and Development Establishment
2001.1/986
Mwy am yr eitem hon
Diwydiant
M.R.D.E. Annual Report 1977/8
National Coal Board Mining Research and Development Establishment
Denvergraphic Ltd
2001.1/942
Mwy am yr eitem hon
Diwydiant
M.R.D.E. Projects 1977/8 (booklet)
National Coal Board Mining Research and Development Establishment
Denvergraphic Ltd
2001.1/941
Mwy am yr eitem hon
Diwydiant
Powered Hand Tools for the Coalface (booklet)
National Coal Board Mining Research and Development Establishment
2001.1/900
Mwy am yr eitem hon
Diwydiant
Face-end Integration: First Report (booklet)
National Coal Board Mining Research and Development Establishment
2001.1/901
Mwy am yr eitem hon
Diwydiant
Outbye Power Packs for Powered Support Installations (report)
National Coal Board Mining Research and Development Establishment
2018.164/14
Mwy am yr eitem hon
Diwydiant
The BM1 Methane Monitor (booklet)
National Coal Board Mining Research and Development Establishment
2001.1/908
Mwy am yr eitem hon
Diwydiant
Safety Switch for Hand-Held Flameproof Elecric Rotary Drills (booklet)
Hughes, H.M.
National Coal Board Mining Research and Development Establishment
2001.1/935
Mwy am yr eitem hon
Diwydiant
Computer Program (APL) for Designing Hydraulic Distribution Systems (booklet)
National Coal Board Mining Research and Development Establishment
2001.1/905
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