Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
National Coal Board, press release
National Coal Board Press Office
(publisher)
National Coal Board
(publisher)
Press release relating to record productivity rates in the south Wales coalfield for the year 1970. Dated 31 December 1970. One page.
Pwnc
Diwydiant
Rhif yr Eitem
2017.38/232
Creu/Cynhyrchu
Derbyniad
old stock, 27/2/2017
Mesuriadau
Meithder
(mm): 330
Lled
(mm): 202
Deunydd
papur
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.