Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
National Oil Refineries Ltd, Llandarcy, report
Four pages attached with a paperclip. Three pages are typed in black and red ink on off-white paper. The other is handwritten in pencil on lined paper. National Oil Refineries Ltd., Llandarcy. Cost sheets giving the cost of the boiler house per 1,000lbs steam raised. March & May 1930. Also a cost sheet giving the cost of the power house per unit of electricity generated. May 1930. Handwritten cost sheet gives details of amounts of steam raised and electicity costs from February 1926 - May 1927.
Pwnc
Diwydiant
Rhif yr Eitem
86.129I/140
Derbyniad
Bequest, 8/9/1986
Mesuriadau
Meithder
(mm): 332
Lled
(mm): 208
Deunydd
papur
Lleoliad
In store
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