Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
South Wales Electricity Board, letterhead
South Wales Electricity Board, St. Mellons, Cardiff. Black print on white paper with date typed in black. Dated 9th June 1961. Letterhead cut from original letter.
Pwnc
Diwydiant
Rhif yr Eitem
2003.21/186
Mesuriadau
Meithder
(mm): 63
Lled
(mm): 166
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.