Electrochemical and metallurgical industry . FlC. 41.—si 80 IEK CENT, sic 20 PER CENT X 34- FIG. 42.—si 80 PER CENT, sic 20 PER CENT X 167. FIG. 43.—bi 80 IKK CENT, sic 20 PER CENT X 167.

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Keywords: ., bookcentury1900, bookdecade1900, booksubje, booksubjectmetallurgy