Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
National Coal Board, annual report
N.C.B. South Wales Area annual report. Dated 21 July 1976. 3 pages, stapled.
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.
Amgueddfa Cymru
N.C.B. South Wales Area annual report. Dated 21 July 1976. 3 pages, stapled.