Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
East Moors Works, report
Two reports regarding tests on Cwmtillery fireclay and Cwmbran fireclay. Two pages attached with a paperclip. Typed in black ink on cream paper. Dated 6/1/1950.
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.