History, Structure, and Theory 8vo, 6 00 Part II. Design, Construction, and Operation 8vo, 6 00 Handbook of Engine and Boiler Trials, and the Use of the Indicator and the Prony Brake 8vo, 5 00 Stationary Steam-engines 8vo, 2 50 Steam-boiler Explosions in Theory and in Practice 12mo, 1 50 Manual of Steam-boilers, their Designs, Construction, and Operation 8vo, 5 00 Weisbach’s Heat, Steam, and Steam-engines. (Du Bois.) 8vo, 5 00 Whitham’s Steam-engine Design 8vo, 5 00 Wilson’s Treatise on Steam-boilers. (Flather.) 16mo, 2 50 Wood’s Thermodynamics, Heat Motors, and Refrigerating Machines 8vo, 4 00 MECHANICS AND MACHINERY. Barr’s Kinematics of Machinery 8vo, 2 50 * Bovey’s Strength of Materials and Theory of Structures 8vo, 7 50 Chase’s The Art of Pattern-making 12mo, 2 50 Church’s Mechanics of Engineering 8vo, 6 00 Notes and Examples in Mechanics 8vo, 2 00 Compton’s First Lessons in Metal-working 12mo, 1 50 Compton and De Groodt’s The Speed Lathe 12mo, 1 50 Cromwell’s Treatise on Toothed Gearing 12mo, 1 50 Treatise on Belts and Pulleys 12mo, 1 50 Dana’s Text-book of Elementary Mechanics for Colleges and Schools 12mo, 1 50 Dingey’s Machinery Pattern Making 12mo, 2 00 Dredge’s Record of the Transportation Exhibits Building of the World’s Columbian Exposition of 1893 4to half morocco, 5 00 Du Bois’s Elementary Principles of Mechanics: Vol. I. Kinematics 8vo, 3 50 Vol. II. Statics 8vo, 4 00 Mechanics of Engineering. Vol. I. Small 4to, 7 50 Vol. II. Small 4to, 10 00 Durley’s Kinematics of Machines 8vo, 4 00 Fitzgerald’s Boston Machinist 16mo, 1 00 Flather’s Dynamometers, and the Measurement of Power 12mo, 3 00 Rope Driving 12mo, 2 00 Goss’s Locomotive Sparks 8vo, 2 00 * Greene’s Structural Mechanics 8vo, 2 50 Hall’s Car Lubrication 12mo, 1 00