Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
East Moors Works, blast furnace report
Report on No. 2 furnace oil injection. Typed in black ink on white paper. Three pages stapled together.
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.