Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
South Wales coalfield, map
Lower Rhymney Valley, 2 inch OS map with locations of collieries marked on Gordon's Map of the South Wales Coalfield 1901 superimposed, n.d.
Pwnc
Diwydiant
Rhif yr Eitem
89.79I/6
Derbyniad
Donation, 1989
Mesuriadau
Meithder
(mm): 826
Lled
(mm): 444
Techneg
dyeline
Deunydd
papur
Lleoliad
In store
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