Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
Plan and four sections of Nantymwyn lead-zinc mine
Black and white dieline
copied from reductions of the originals
plan of area section of four lodes Scale 300' - 1in
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.