Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
Underground Support Systems (booklet)
T. & A. Constable Ltd
(Printer)
National Coal Board training manual providing guidance on roof, coal face, and roadway support systems. 84 page illustrated booklet.
Pwnc
Diwydiant
Rhif yr Eitem
2001.1/887
Creu/Cynhyrchu
Rôl: Publisher
Rôl: Printer
Lle: London
Lle: Edinburgh
Cyfnod: 1979
Derbyniad
donation, 1/2/2001
Mesuriadau
Meithder
(mm): 222
Lled
(mm): 141
Deunydd
Card
Paper
Lleoliad
In store
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