Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
Glan-Deri Colliery, plan
Full title - Glan-Deri Colliery. No 2 Rhondda Seam. Scale : 1/2500. Underground plan. Dated Sept. 76.
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.
Amgueddfa Cymru
Full title - Glan-Deri Colliery. No 2 Rhondda Seam. Scale : 1/2500. Underground plan. Dated Sept. 76.