Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
Folder
Folder containing various N.C.B. memos and minutes relating to Big Pit, Blaenavon Mine, 1965-1976 and a report by N.C.B. South Wales Area Scientific Department titled 'Examination of 26mm Plough Chain Links Failed During Tensioning G9's Face Blaenavon Colliery', 25 September 1978.
Pwnc
Diwydiant
Rhif yr Eitem
2001.1/699
Derbyniad
Donation, 1/2/2001
Mesuriadau
Meithder
(mm): 237
Lled
(mm): 375
Deunydd
cerdyn
papur
Lleoliad
In store
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.