Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
Port Talbot & Margam Works, analysis of ores
Three pages attached with a paperclip. Typed in black ink on cream paper. Three pages of data entitled 'statement shewing slag volume, percentage reduction of manganese, when making stahleisen. Iron & slag analyses average for 7/4/31.
Pwnc
Diwydiant
Rhif yr Eitem
86.129I/276
Mesuriadau
Meithder
(mm): 337
Lled
(mm): 209
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.