Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
National Coal Board, press release
Press release relating to the final phase of the development of Betws New Mine. Dated 11 March 1977. One page.
Pwnc
Diwydiant
Rhif yr Eitem
2017.38/142
Creu/Cynhyrchu
National Coal Board Press Office
National Coal Board
Dyddiad: 11/03/1977
Derbyniad
Old stock, 27/2/2017
Mesuriadau
Meithder
(mm): 296
Lled
(mm): 210
Deunydd
papur
Lleoliad
In store
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.