Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
Explosives at Creigiau quarry, letter
Typed in black ink on cream paper. Letter re. the testing of the explosive Sabulite at Creigiau Quarry. Dated 29th November, ?4 (full year not given)
Pwnc
Diwydiant
Rhif yr Eitem
86.129I/82
Mesuriadau
Meithder
(mm): 255
Lled
(mm): 203
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.