Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
Explosives at Creigiau quarry, memorandum
Typed in black ink on cream paper. Memorandum re. a report into the use of Nobel's Gelignite as compared with Thameite at Creigiau quarry. Dated 27th June, 1935.
Pwnc
Diwydiant
Rhif yr Eitem
86.129I/91
Mesuriadau
Meithder
(mm): 255
Lled
(mm): 203
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.