Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
Park Colliery report
Handwritten details in black ink on cream paper. Report by W.N.Griffiths on nature of seams, condition of machinery and condition of ventilation at Park Colliery, June 1886. 7 pages secured together with a metal split pin.
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.