Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
National Coal Board, press release
Press release relating to Merthyr Vale Colliery productivity rates. Dated 23rd September 1974. Two pages, stapled.
Pwnc
Diwydiant
Rhif yr Eitem
2017.38/102
Mesuriadau
Meithder
(mm): 298
Lled
(mm): 210
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.