Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
Pembrey Colliery, plan
A plan of surface and underground surveys of the Pembrey Colliery clay seam.
Scale - 2 chains to an inch
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.
Amgueddfa Cymru
A plan of surface and underground surveys of the Pembrey Colliery clay seam.
Scale - 2 chains to an inch