Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
O.S. Map of Monmouthshire and Glamorganshire
O.S. map Monmouth Sheet X, Glamorgan Sheet VI Showing Abercanaid, Cwm, Cwm Glo, Brynbach, New Duffryn, Twyn Carno, Old Duffryn, Nantllesg, Pantywaun, Clynmil and Bargoed Collieries and Gethin Pits No.1 & 2. Also Plymouth Ironworks, Pentrebach Oronworks, Penydarren Ironworks, Cyfarthfa Ironworks, Dowlais Ivor Ironworks, Dowlais Ironworks, Rhumney Ironworks, Duffryn Ironworks and Ynysfach Ironworks, also Rhumney Brick and Tile Works, 1885
Pwnc
Diwydiant
Rhif yr Eitem
87.243I/133
Derbyniad
Collected officially, 31/12/1987
Mesuriadau
Meithder
(mm): 1257
Lled
(mm): 1005
Deunydd
papur
Lleoliad
In store
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.