Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
Albion Colliery, plan
Plan: Albion Colliery, Pontypridd, showing 4' seam. Datum for level: 10,000' BOD. Scale 1:5000, 1905-1966.
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.