Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
O.S. map of Brecknockshire
Ordnance Survey Office
(Publisher)
O.S. map Showing Gwaun-y-clwdd Colliery and Ynysbydafau Brickworks in the Upper Swansea Valley, 1877 Scale : 1:2500
Pwnc
Diwydiant
Rhif yr Eitem
87.243I/126
Historical Associations
Association Type: Colliery
Date: 1877
Place: Gwaunclawdd Colliery
Creu/Cynhyrchu
Derbyniad
collected officially, 31/12/1987
Mesuriadau
Meithder
(mm): 732
Lled
(mm): 1014
Techneg
Dyeline
Deunydd
Paper
Lleoliad
In store
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