Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
Winstone Mine, plan
Full title - Winstone Mine. Blaenavon. Scale 1/500. Plan Showing Proposed Connection Surface to Underground for Return Airway. Plan Prepared March 1988. Operation Completed 21:10:1988.
Pwnc
Diwydiant
Rhif yr Eitem
2007.12/131
Derbyniad
Purchase, 8/2/2007
Mesuriadau
Meithder
(mm): 346
Lled
(mm): 548
Techneg
dyeline
Deunydd
papur
Lleoliad
In store
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