Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
Notebook
Notebook recording reasons for delays and accountability for loss of output, Big Pit Blaenavon Mine. Dated 1976-1978.
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.
Amgueddfa Cymru
Notebook recording reasons for delays and accountability for loss of output, Big Pit Blaenavon Mine. Dated 1976-1978.