Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
National Coal Board, certificate
National Coal Board Certificate of Authority as a Competent or Authorised Person. Issued to Granville David Thomas at Cwmcarn Colliery who is "authorised to operate the Gathering Arm Loaded in the Black Vein District". Dated 13 September 1963. Black print on white paper with handwritten details.
Pwnc
Diwydiant
Rhif yr Eitem
2005.122/29
Mesuriadau
Meithder
(mm): 125
Lled
(mm): 174
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.