Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
Lecture on a Electric Furnace Practice (article)
Title: 'Lecture on a Electric Furnace Practice'. Five pages attached with a paperclip. Typed in purple and red ink on cream paper.
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.