Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
Llanbradach Colliery, cost sheet
Pre-printed columns, printed in pink ink. Column titles etc. printed in black ink. Details filled out by hand in black and red ink. Llanbradach Colliery, Cost Sheet No.1 Pit week ending, 12 Oct 1929.
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.