Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
Explosives at Creigiau quarry, letter
Typed in black ink on cream paper. Letter regarding the trial of the explosives Gelignite and Thameite at Creigiau Quarry. Dated 21st June ?5 (year left blank).
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.