Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
Ordnance survey map 1:2,500
OS map: Rhymney Ironworks [East Side]. Gwrhyd pit, Terrace Pit, Maerdy Colliery, New and Old Duffryn, yard, Gwaen-Fawr and Twyncarno pits, Bryn oed level. Glamorgan sheet [photocopy]? 25" [no date, early edition].
Copy
Pwnc
Diwydiant
Rhif yr Eitem
70.21I/7
Derbyniad
Donation, 7/4/1970
Mesuriadau
Meithder
(mm): 1436
Lled
(mm): 1020
Deunydd
papur
Lleoliad
In store
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