Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
North Wales Development Company Limited (booklet)
The uses of North Wales slate waste for brick making, glass, pottery, tiles, rubber goods and cement making. 8 pages, with no illustrations.
Pwnc
Diwydiant
Rhif yr Eitem
1992.292/1
Historical Associations
Association Type: Slate quarries
Dyddiad: 1919 (circa)
Lle: Bethesda
Derbyniad
purchase, 2/12/1992
Mesuriadau
Meithder
(mm): 225
Lled
(mm): 140
Deunydd
papur
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.