Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
Big Pit Mining Museum site development, slide
Shaft dug for the placement of the water balance during the development of Big Pit Mining Museum.
Pwnc
Diwydiant
Rhif yr Eitem
2015.48/1571
Mesuriadau
Meithder
(mm): 50
Lled
(mm): 50
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