Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
National Coal Board, press release
Press release relating to absenteeism in the N.C.B.'s West Wales Area. Dated 7 August 1970. Two pages, stapled.
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.