Transactions . Fig. 1.—Cains Electrolytic Iron as Deposited. Fig. 2.—C. F. Burgesss Electrolytic Iron heatedSection is perpendicular to the electrode. to 1,050° several times but not Fig. 3.—The sameat 500 X- Small bubbles are Fig. 4.—Cylinder A. Remelted from Americanseen at this magnification. ingot iron in the gas furnace. Plate II.—Photomicrographs,vol. xlvii.—23 706 THE CRITICAL RANGES A2 AND A3 OF PURE IRON.

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Keywords: ., bo, bookcentury1800, bookdecade1870, booksubjectmineralindustries