Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
Big Pit Colliery, photograph
Bill Richings, Miner Guide, showing visitors how flame safety lamps were used to detect the presence of gas underground.
Pwnc
Diwydiant
Rhif yr Eitem
2015.14/19
Derbyniad
Old stock, 9/2/2015
Mesuriadau
Techneg
born digital
photograph
Lleoliad
In store
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.