Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
N.C.B. notebook
National Coal Board lined notebook with blue hardback covers. Contains notes made by the Mechanical Department at Big Pit Colliery of work undertaken c.1974.
Pwnc
Diwydiant
Rhif yr Eitem
2001.1/687
Mesuriadau
Meithder
(mm): 324
Lled
(mm): 202
Uchder
(mm): 12
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.