Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
Blaenavon Pit Head baths, plans & drawings
Blaenavon Big Pit New Boiler House. National coal Board. Plan, sections and elevations. Scale eight feet to one inch.
Pwnc
Diwydiant
Rhif yr Eitem
80.144I/19
Mesuriadau
Meithder
(mm): 685
Lled
(mm): 922
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.