Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
Deep Navigation Colliery, information sheet
Brief details of the coal faces worked, productivity outputs and personnel at Deep Navigation Colliery. Dated 12 March 1976. One page.
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.