Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
Merthyr Power Station, photograph
South Wales Division. (Penydarren) Switchboard (Station closed May 1954)
Pwnc
Diwydiant
Rhif yr Eitem
1997.74/25
Derbyniad
Old stock, 15/5/1997
Mesuriadau
Meithder
(mm): 168
Lled
(mm): 215
Techneg
black and white (monochrome photograph)
photograph
Deunydd
papur
Lleoliad
In store
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