Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
Technical drawing
Engineering drawing : General arrangement of 3. m.p. turbines. Geared D.C. generators and condensing plant for Electric power station showing buildings, 1917. Hills Plymouth Collieries Ltd. Scale : 1/8in to 1ft
Pwnc
Diwydiant
Rhif yr Eitem
87.243I/79
Mesuriadau
Meithder
(mm): 776
Lled
(mm): 1247
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