Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
O.S. map of Caernarvonshire
Ordnance Survey Office
(publisher)
Dinorwic slate quarries proposed water power scheme Plan No.1 Drawing No. 320 O.S. Map Edition of 1920 Carnarvonshire Sheet XVII N.W Southampton Scale six inches to one statute mile or 880 feet to one inch = 1/10560
Pwnc
Diwydiant
Rhif yr Eitem
87.247I/2
Historical Associations
Association Type: Place name
Dyddiad: 1920
Lle: Caernarvonshire
Association Type: Associated date
Dyddiad: 28/09/1925
Creu/Cynhyrchu
Derbyniad
collected officially, 31/12/1987
Mesuriadau
Meithder
(mm): 715
Lled
(mm): 570
Deunydd
papur
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.