Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
East Moors works blast furnace dep, correspondence
Typed in black ink on cream paper. Letter regarding pyrometer elements in the blast furnace stack. Letter addressed to J.S. Hollings (deputy managing director). Dated 20th February ? (year not stated)
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.