Coolidge and Freeman's Elements of General Drafting for Mechanical Engi- 

 neers Oblong 410, 2 50 



Durley's Kinematics of Machines 8vo, 4 oo 



Emch's Introduction to Projective Geometry and its Applications 8vo, 2 o 



Hill's Text-book on Shades and Shadows, and Perspective 8vo, 2 oo 



Jamison's Elements of Mechanical Drawing 8vo, 2 50 



Advanced Mechanical Drawing 8vo, 2 oo 



Jones's Machine Design : 



Part I. Kinematics of Machinery 8vo, i 50 



Part II. Form, Strength, and Proportions of Parts, 8vo, 3 oo 



MacCord's Elements of Descriptive Geometry 8vo, 3 oo 



Kinematics; or, Practical Mechanism 8vo, 5 oo 



Mechanical Drawing 4to, 4 oo 



Velocity Diagrams 8vo, i 50 



MacLeod's Descriptive Geometry Small 8vo, i 50 



* Mahan's Descriptive Geometry and Stone-cutting .8vo, i 50 



Industrial Drawing. (Thompson.) 8vo, 3 50 



Moyer's Descriptive Geometry 8vo, 2 oo 



Reed's Topographical Drawing and Sketching 4to, 5 oo 



Reid's Course in Mechanical Drawing 8vo, 2 oo 



Text-book of Mechanical Drawing and Elementary Machine Design. 8vo, 3 oo 



Robinson's Principles of Mechanism 8vo, 3 oo 



Schwamb and Merrill's Elements of Mechanism 8vo, 3 oo 



Smith's (R. S.) Manual of Topographical Drawing. (McMillan.) 8vo, 2 50 



Smith (A. W.) and Marx's i T achine Design 8vo, 3 oo 



* Titsworth's Elements of Mechanical Drawing Oblong 8vo, 25 



Warren's Elements of Plane and Solid Free-hand Geometrical Drawing. i2mo, oo 



Drafting Instruments and Operations I2mo, 25 



Manual of Elementary Projection Drawing I2mo, 50 



Manual of Elementary Problems in the Linear Perspective of Form and 



Shadow I2mo, oo 



Plane Problems in Elementary Geometry I2mo, 25 



Primary Geometry i2mo, 75 



Elements of Descriptive Geometry, Shadows, and Perspective 8vo, 3 50 



General Problems of Shades and Shadows 8vo, 3 oo 



Elements of Machine Construction and Drawing 8vo, 7 50 



Problems, Theorems, and Examples in Descriptive Geometry 8vo, 2 50 



Weisbach's Kinematics and Power of Transmission. (Hermann and 



Klein.) 8vo, 5 oo 



Whelpley's Practical Instruction in the Art of Letter Engraving i2mo, 2 oo 



Wilson's (H. M.) Topographic Surveying 8vo, 3 50 



Wilson's (V. T.) Free-hand Perspective 8vo, 2 50 



Wilson's (V. T.) Free-hand Lettering 8vo, i oo 



Woolf's Elementary Course in Descriptive Geometry Large 8vo, 3 Ott 



ELECTRICITY AND PHYSICS. 



Anthony and Brackett's Text-book of Physics. (Magie.) Small 8vo, 3 oo 



Anthony's Lecture-notes on the Theory of Electrical Measurements. . . . i2mo, i oo 



Benjamin's History of Electricity 8vo, 3 oo 



Voltaic Cell 8vo, 3 oo 



Classen's Quantitative Chemical Analysis by Electrolysis. (Boltwood.).8vo, 3 oo 



* Collins's Manual of Wireless Telegraphy i2mo, i 50 



Morocco, 2 oo 



Crehore and Squier's Polarizing Photo-chronograph. 8vo, 3 oo 



Dawson's "Engineering" and Electric Traction Pocket-book. i6mo, morocco, 5 oo 



10 



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