Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
Tymawr Colliery, film slide
Colour film slide showing twin cylinder pump situated in the no.2. landing of the Hetty Shaft, Ty Mawr Colliery, 30 June 1983.
Pwnc
Diwydiant
Rhif yr Eitem
2009.3/4917
Mesuriadau
Meithder
(mm): 70
Lled
(mm): 70
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