Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
Hafod Colliery, plan of underground workings
Full title - Hafod Colliery in the Parish of Llanwono and County of Glamorgan. Hand drawn and coloured plan of underground workings. Dated 24 November 1864.
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.