. The 20th century toolsmith and steel worker; a complete, practical, and scientific book, written by a thorough expert mechanic and steelworker, especially in the interests of blacksmiths, toolsmiths, toolmakers, and all mechanics connected directly on indirectly with the use, repair, and manufacture of steel into tools . heavy shear knives where it does notrequire too hard a temper. No. 40. Heat tool all over; heat very slowly, soit will heat through to cherry red, and plunge tool inlinseed oil and let it lay in oil until it is cool clearthrough. This will give a good temper on any toolrequi
. The 20th century toolsmith and steel worker; a complete, practical, and scientific book, written by a thorough expert mechanic and steelworker, especially in the interests of blacksmiths, toolsmiths, toolmakers, and all mechanics connected directly on indirectly with the use, repair, and manufacture of steel into tools . heavy shear knives where it does notrequire too hard a temper. No. 40. Heat tool all over; heat very slowly, soit will heat through to cherry red, and plunge tool inlinseed oil and let it lay in oil until it is cool clearthrough. This will give a good temper on any toolrequired hard all over. BLACKSMITHS AND TOOLMAKERS If you want the best results use JESSOFS HIGH GRADECAST TOOL STEEL None genuine unless stamped in the bar W. Jessop & Sons Cast Steel, Warranted ALSO JESSOFS ARK HIGH SPEED STEELAND SAW STEEL Complete assortment of sizes kept in stock JESSOPS ARK HIGH SPEED STEEL AND BEST STANDARD TOOL STEEL kept inboth ANNEALED and UNANNEALED Chief American Office and Warehouse Chief Canadian Office and Warehouse 91 John Street, The Jessop Building, NEW YORK, N. Y. » Bay Street, TORONTO The Calculation of HorsePower Made Easy : : : By L. ELUOTT BROOKES Author of Gas and Oil Engine Hand-Book, The Automobile Hand-Book, Etc. Size, 5x7%. 80 Pages, Illustrated. Cloth, 75 Cents. fe sr^r^^^^ yof*.^ fIJ!S:S«* THIS work deals in a practical and non-technical manner with the calculationof the power of Steam Engines, *Explo-sive and Electric Motors. Particular attention has been given to thefull explanation of the elementary principlesupon which the calculations are based. It has been the endeavor to present in assimple a manner as is possible, a number ofuseful rules and formulas that may be ofgreat value to Engineees, Machinists andDesigners in calculating horse power. Rules for plotting steam engine diagrams by arithmetical, geometrical and graphical ^ ^^^^} ^^ methods are given and fully explained, also S* ..«J^^^!i£J7 ttie method used in plotting the
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Keywords: ., bookcentury1900, bookdecade1900, bookpublisherc, booksubjectsteel
