Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
Water balance, film slide
Work being carried out on the water balance gear at Big Pit Mining Museum, early 1990s. The water balance was originally sited at Brynpwllog "Old Shaft" (Rogers Pit), Blaen-carno, Rhymney, Mon.
Pwnc
Diwydiant
Rhif yr Eitem
2015.48/1042
Mesuriadau
Meithder
(mm): 50
Lled
(mm): 50
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.