Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
National Coal Board, press release
Press release relating to record productivity rates at Betws Colliery. Dated 26 March 1981. One page.
Pwnc
Diwydiant
Rhif yr Eitem
2017.38/189
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.