Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
Big Pit Colliery, film negative
Black and white film negative showing signalling apparatus at Big Pit Colliery, 22 August 1975. 'Big Pit Blaenavon 22/8/75' is transcribed from original negative bag.
Pwnc
Diwydiant
Rhif yr Eitem
2009.3/1621
Mesuriadau
Meithder
(mm): 63
Lled
(mm): 62
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.