Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
Notes on discussion re. blast furnace engineering
Two pages typed in black on white paper. Attached with a paperclip. Notes taken from a discussion of a paper entitled 'Engineering Problems in the Preparation of Ores for Blast Furnaces' by Hendry.
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.