Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
Upper Taff Valley, plan
Plan referred to. showing coal seams. Scale 1/2500. Upper Taff Valley - outcrops and colleries to South West of Merthyr.
Pwnc
Diwydiant
Rhif yr Eitem
87.176I/4.2
Mesuriadau
Meithder
(mm): 1024
Lled
(mm): 982
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.