Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
Particulars of electric power factor, Margam Works
Typed in purple ink and handwritten in pencil on off-white paper. Particulars of Electric Power Factor at Margam Works. Dated 8th March, 1930.
Pwnc
Diwydiant
Rhif yr Eitem
86.129I/323
Mesuriadau
Meithder
(mm): 204
Lled
(mm): 283
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.