Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
Underground Packing (booklet)
Pale blue card cover with details printed in black ink. Inside, text is printed in black ink on off-white paper. Mining School Britannia Safety and Efficiency, "Underground Packing" by Messrs. J. Shenton and Tudor Powell. Powell Duffryn Colliery Officials' and Students Association. Session 1936-7.
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.