Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
East Moors Works, blast furnace report
Single page, typed in black ink on cream paper. Report on blast furnace lines. Dated 2nd December 1949.
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.