Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
Cwmbyrgwm Colliery, film negative
Black and white 35mm film negative showing Cwmbyrgwm Water Balance, Cwmbyrgwm Colliery, 1973. 'Cwmbyrgwm Water Balance 1973' is transcribed from original negative bag.
9A-11A - showing the Cwmbyrgwm water balance.
Pwnc
Diwydiant
Rhif yr Eitem
2009.3/5051
Mesuriadau
Meithder
(mm): 35
Lled
(mm): 118
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.