Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
Cleveland Institution of Engineers, proceedings
Booklet printed in black on cream paper, with green paper cover. Cleveland Institute of Engineers, proceedings December 8, 1924. A paper on "electrical developments in rolling mill works" by Mr L. Rothera, and a discussion of the paper. Includes four black & white photographs and a diagram.
Pwnc
Diwydiant
Rhif yr Eitem
86.129I/451
Mesuriadau
Meithder
(mm): 215
Lled
(mm): 136
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