Hardening, tempering, annealing and forging of steel; a treatise on the practical treatment and working of high and low grade steel .. . ^!iE„ 31 FIG. 9.—PLANER TOOL. FIG. 10.—MANNER IN WHICH PLAN:SR^TOOL IS

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Keywords: ., bookcentury1900, bookdecade1900, bookidhardeningtem, bookyear1903