Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
O.S. Map of Maesteg
Glamorgan Sheet XXVI.9, Maesteg, showing Caer-Dgaid and Maesteg Merthyr Collieries. Map size 25", 1919. 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.