Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
Notes
Handwritten in pencil on off-white paper. Two pages are on plain paper, eight are on blue ruled paper. Notes and calculations relating to Powell Duffryn Ltd including information and data relating to the compressors etc. Loose within beige/light brown card file containing information relating to Powell Duffryn Ltd.
Pwnc
Diwydiant
Rhif yr Eitem
83.184I/63 (5)
Mesuriadau
Meithder
(mm): 330
Lled
(mm): 205
Dosbarth
power generation and transmissionNid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.