Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
O.S. map of Margam
Ordnance Survey Map. Geological Survey of England and Wales. Second Edition 1900. Glamorgan Sheet XXXIII.N.E Scale - six inches to one statute mile or 880 feet to one inch = 1/10560. Margam
Pwnc
Diwydiant
Rhif yr Eitem
70.98I/19 (4)
Derbyniad
Collected officially, 17/12/1970
Mesuriadau
Meithder
(mm): 429
Lled
(mm): 610
Deunydd
papur
Lleoliad
In store
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.