Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
Procedures in Coal Mining Geology (manual)
National Coal Board Mining Department
(Publisher)
241 pages in blue covers.
Pwnc
Diwydiant
Rhif yr Eitem
2018.164/16
Creu/Cynhyrchu
Derbyniad
old stock, 9/8/2018
Mesuriadau
Meithder
(mm): 298
Lled
(mm): 210
Deunydd
Paper
Card
Lleoliad
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