Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
The Blast Furnace and Steel Plant (journal)
'The Blast Furnace and Steel Plant': journal from Pittsburgh, Pa. Volume XIII, July 1925, Number 7. Black print on white paper. Some advertisments are printed in black & red ink. Journal containing serveral articles and product advertisments.
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.