Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
Briton Ferry blast furnace carbon hearth, notes
Typed in black ink on off-white paper. Page of data relating to the Briton Ferry blast furnace carbon hearth.
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.