Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
Letter
A letter and a blueprint. The letter is typed in black and red ink on off-white paper. The blueprint contains handwritten details, white text on blue paper.
The letter is on Metropolitan-Vickers Electrical Co. Limited headed paper. The letter contains five pages and is addressed to Major David, of the Powell Duffryn Steam Coal Co. Ltd. regarding a report of a visit to Powell Duffryn.
The blueprint contains a table containing data on the starting tests on 1125 H.P. synchronous motor S.O. C241B78 driving F.H&B compressor at Mardy.
Loose within beige/light brown card file containing information relating to the Powell Duffryn Ltd.
Pwnc
Diwydiant
Rhif yr Eitem
83.184I/63 (3)
Historical Associations
Associated Person/Body: Powell Duffryn Steam Coal Company
Associated Person/Body: Powell Duffryn
Association Type: company name
Associated Person/Body: Metropolitan-Vickers Electrical Co. Ltd.
Association Type: company name
Associated Person/Body: David, E. Ivor
Association Type: associated person
Association Type: associated date
Date: 1921
Creu/Cynhyrchu
unknown
Derbyniad
Collected officially, 20/12/1983
Mesuriadau
Meithder
(mm): 283
unfolded
(mm): 223
Deunydd
papur
Lleoliad
In store
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.