Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
National Coal Board, press release
Press release relating to the introduction at Cynheidre Colliery of a 'computer monitoring system that will give warning of outbursts of methane and coal dust'. Dated 28 October 1980. Two pages.
Pwnc
Diwydiant
Rhif yr Eitem
2017.38/178
Creu/Cynhyrchu
National Coal Board Press Office
National Coal Board
Dyddiad: 28/10/1980
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.