Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
South Wales Collieries, plans of coal seams
Plans of coal seams worked by South Wales Collieries, 1867-1964. Hook Colliery Rock Vein view and NCB South Western Division Area No.5.
Pwnc
Diwydiant
Rhif yr Eitem
87.176I/2
Derbyniad
Collected officially, 2/10/1987
Mesuriadau
Meithder
(mm): 657
Lled
(mm): 2000
Meithder
(mm): 860
Lled
(mm): 728
Deunydd
papur
Lleoliad
In store
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.