Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
Work Study in Mines (booklet)
National Coal Board handbook. 275 pages in blue hard covers. Also includes a two page N.C.B. press release summarising the contents of the handbook, dated 28 January 1980.
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.