Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
Coal cutting, notes
Three sheets of notes typed in black ink on off-white paper, entitled 'Some notes on coal-cutting'. Also a letter typed on Powell Duffryn Ltd headed notepaper. A letter to Mr R. Richards of Britannia Mining School from J. Shenton?, Bargoed office re. the enclosed notes. Letter dated 1st July, 1946.
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.