Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
National Coal Board, press release
Press release relating to record productivity rates at Blaenant Colliery. Dated 16 February 1977. One page.
Pwnc
Diwydiant
Rhif yr Eitem
2017.38/140
Mesuriadau
Meithder
(mm): 296
Lled
(mm): 212
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.