Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
O.S. map of Glamorgan & Brecknockshire
O.S. map Brecknock Sheet XLIII.14 / Glamorgan Sheet III.14 Showing Wen Plenys, Ystradgynlais and Ynys-y-gernon Collieries, Gyrnos Brickworks and Ynyscedwyn Iron & Steel Works in the Upper Swansea Valley, 1877 Scale : 1:2500
Pwnc
Diwydiant
Rhif yr Eitem
87.243I/125
Historical Associations
Association Type: colliery
Date: 1878
Association Type: metal works
Association Type: associated date
Date: 1970
Creu/Cynhyrchu
Ordnance Survey Office
Derbyniad
Collected officially, 31/12/1987
Mesuriadau
Meithder
(mm): 780
Lled
(mm): 1103
Techneg
dyeline
Deunydd
papur
Lleoliad
In store
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.