Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
Van Colliery, Caerphilly, plan
Section of seams, scale 2 chains to an inch. 8th November 1892
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.
Amgueddfa Cymru
Section of seams, scale 2 chains to an inch. 8th November 1892