Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
National Coal Board Areas (map)
Grey print on white paper with National Coal Board areas outlined in blue. Contact details of area headquarters, sales regions and public relations officers on the back. Undated
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.