Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
Mining Technology (journal)
November 1983 Vol. 65 No.757 32 pages stapled in centre. With bottom right hand corner slightly bent over. With paper insert advertising Dowding & Mills.
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.