Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
O.S. Map of Cymmer
Glamorgan Sheet XVII.14, Cymmer, showing Glenawn Colliery. Map size 25", 1918. Scale 1/2500 being 25.344 inches to a statute mile or 208.33 feet to one inch.
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.