Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
National Coal Board International Exchange of Students. Visits 1961 (booklet)
Information prepared for exchange students specifially about Marine Colliery and Abertillery Mine. 34 pages with additional pages of diagrams.
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.