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 mechanic at Cwmcarn Colliery "authorised to act as mechanic in charge of the mine". Dated 16 May 1966. Black print on white paper with carbon copy of details.
Pwnc
Diwydiant
Rhif yr Eitem
2005.122/28
Derbyniad
Donation, 8/11/2005
Mesuriadau
Meithder
(mm): 125
Lled
(mm): 174
Deunydd
papur
Lleoliad
In store
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