Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
Dinorwic Quarry, film negative
Possibly an open day at the Hydro Electric Power scheme, Dinorwig Quarry, May 1977.
2014.35/81-83 appear on the same strip negative.
Pwnc
Diwydiant
Rhif yr Eitem
2014.35/82
Mesuriadau
Meithder
(mm): 182
Lled
(mm): 61
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.