Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
Bargoed Colliery, plan
'Arrangement of Babcock & Wilcox Boiler Plant', Bargoed Colliery. Drawing no. P29248. Scale ¼" to 1 foot. Undated.
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.