Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
Caerau & Coegnant Collieries, plan
North's Navigation Collieries folio. 15 pages of plans of Caerau and Coegnant Collieries (Ex Powell Duffryn House)
Pwnc
Diwydiant
Rhif yr Eitem
70.98I/14
Mesuriadau
Meithder
(mm): 752
Lled
(mm): 643
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.