Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
National Coal Board, letterhead
National Coal Board, East Wales Area, Ystrad Mynach. Black print on white paper with date typed in black. Dated 14th October 1970. Letterhead cut from original letter.
Pwnc
Diwydiant
Rhif yr Eitem
2003.21/207
Mesuriadau
Meithder
(mm): 62
Lled
(mm): 203
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.