Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
Model of Siemens Open Hearth Furnace, photo
Black and white photo showing model of Siemens Open Hearth Furnace. Deutsche Museum
Pwnc
Diwydiant
Rhif yr Eitem
62.125/15
Derbyniad
Collected officially, 18/4/1962
Mesuriadau
Meithder
(mm): 107
Lled
(mm): 159
Techneg
black and white (monochrome photograph)
photograph
Deunydd
papur
Lleoliad
In store
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