Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
Lantern slide
unknown
(photographer)
View of coal face before stone dusting. Used in Safety in Mines Research Board Pamphlet No.4.
Pwnc
Diwydiant
Rhif yr Eitem
2018.197/54.1
Creu/Cynhyrchu
Derbyniad
old stock, 23/11/2018
Mesuriadau
Meithder
(mm): 82
Lled
(mm): 82
Uchder
(mm): 3
Deunydd
gwydr
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.