Reid’s Course in Mechanical Drawing 8vo, 2 00 Text-book of Mechanical Drawing and Elementary Machine Design 8vo, 3 00 Richard’s Compressed Air 12mo, 1 50 Robinson’s Principles of Mechanism 8vo, 3 00 Schwamb and Merrill’s Elements of Mechanism 8vo, 3 00 Smith’s (O.) Press-working of Metals 8vo, 3 00 Smith (A. W.) and Marx’s Machine Design 8vo, 3 00 Thurston’s Treatise on Friction and Lost Work in Machinery and Mill Work 8vo, 3 00 Animal as a Machine and Prime Motor, and the Laws of Energetics 12mo, 1 00 Warren’s Elements of Machine Construction and Drawing 8vo, 7 50 Weisbach’s Kinematics and the Power of Transmission. (Herrmann—Klein.) 8vo, 5 00 Machinery of Transmission and Governors. (Herrmann—Klein.) 8vo, 5 00 Wolff’s Windmill as a Prime Mover 8vo, 3 00 Wood’s Turbines 8vo, 2 50 MATERIALS OF ENGINEERING. * Bovey’s Strength of Materials and Theory of Structures 8vo, 7 50 Burr’s Elasticity and Resistance of the Materials of Engineering. 6th Edition. Reset 8vo, 7 50 Church’s Mechanics of Engineering 8vo, 6 00 * Greene’s Structural Mechanics 8vo, 2 50 Johnson’s Materials of Construction 8vo, 6 00 Keep’s Cast Iron 8vo, 2 50 Lanza’s Applied Mechanics 8vo, 7 50 Martens’s Handbook on Testing Materials. (Henning.) 8vo, 7 50 Maurer’s Technical Mechanics 8vo, 4 00 Merriman’s Mechanics of Materials 8vo, 5 00 Strength of Materials 12mo, 1 00 Metcalf’s Steel. A manual for Steel-users 12mo, 2 00 Sabin’s Industrial and Artistic Technology of Paints and Varnish 8vo, 3 00 Smith’s Materials of Machines 12mo, 1 00 Thurston’s Materials of Engineering 3 vols., 8vo, 8 00 Part II. Iron and Steel 8vo, 3 50 Part III. A Treatise on Brasses, Bronzes, and Other Alloys and their Constituents 8vo, 2 50 Text-book of the Materials of Construction 8vo, 5 00