Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
Nantgarw Colliery, plan
Plan of Proposed Surface Arrangements, Nantgarw Colliery, Reconstruction 8 November 1947, with sections Scale : 1" : 40'0"
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.