McLeod's Descriptive Geometry Large i2mo, i 50 



* Mahan's Descriptive Geometry and Stone-cutting 8vo, 1 50 



Industrial Drawing. (Thompson ) 8vo, 3 50 



Moyer's Descriptive Geometry 8vo f 2 00 



Reed's Topographical Drawing and Sketching 4to, 5 00 



Reid's Course in Mechanical Drawing 8vo, 2 00 



Text-book of Mechanical Drawing and Elementary Machine Design. 8vo, 3 00 



Robinson's Principles of Mechanism 8vo, 3 00 



Schwamb and Merrill's Elements of Mechanism 8vo, 3 00 



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



Smith (A. W.) and Marx's Machine Design 8vo, 3 00 



* Titsworth's Elements of Mechanical Drawing Oblong 8vo, 1 25 



Warren's Drafting Instruments and Operations nmo, 1 25 



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



Elements of Machine Construction and Drawing 8vo, 7 50 



Elements of Plane and Solid Free-hand Geometrical Drawing i2mo, 1 00 



General Problems of Shades and Shadows 8vo, 3 00 



Manual of Elementary Problems in the Linear Perspective of Form and 



Shadow i2mo, 1 00 



.Manual of Elementary Projection Drawing. , nmo, 1 50 



Plane Problems in Elementary Geometry i2mo, 1 25 



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



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



Klein) 8vo, 5 00 



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



Wilson's (V. T.) Free-hand Lettering 8vo, 1 00 



Free-hand Perspective 8vo, 2 50 



Woolf 's Elementary Course in Descriptive Geometry w Large 8vo. 3 00 



ELECTRICITY AND PHYSICS. 



* Abegg's Theory of Electrolytic Dissociation, (von Ende) i2mo. 1 25 



Andrews's Hand-Book for Street Railway Engineering 3X5 inches, mor. 1 25 



Anthony and Brackett's Text-book of Physics. (Magie) Large i2mo, 3 00 



Anthony's Theory of Electrical Measurements. (Ball) i2mo, 1 00 



Benjamin's History of Electricity 8vo, 3 00 



Voltaic Cell 8vo, 3 00 



Betts's Lead Refining and Electrolysis 8vo, 4 00 



Classen's Quantitative Chemical Analysis by Electrolysis. (Boltwood). .8vo, 3 00 



* Collins's Manual of Wireless Telegraphy.. , i2mo, 1 50 



Mor. 2 00 



Crehore and Squier's Polarizing Photo-chronograph 8vo, 3 00 



* Danneel's Electrochemistry. (Merriam) , i2mo, 1 25 



Dawson's "Engineering" and Electric Traction Pocket-book .... i6mo, mor. 5 00 

 Dolezalek's Theory of the Lead Accumulator (Storage Battery), (von Ende) 



i2mo, 2 50 



Duhem's Thermodynamics and Chemistry. (Burgess) 8vo, 4 00 



Flather's Dynamometers, and the Measurement of Power i2mo, 3 00 



Gilbert's De Magnete. (Mottelay) 8vo, 2 50 



* Hanchett's Alternating Currents i2mo, 1 00 



Hering's Ready Reference Tables (Conversion Factors) i6mo, mor. 2 50 



* Hobart and Ellis's High-speed Dynamo Electric Machinery 8vo, 6 00 



Holman's Precision of Measurements 8vo, 2 00 



Telescopic Mirror-scale Method, Adjustments, and Tests. . . .Large 8vo, 75 



* Karapetoff's Experimental Electrical Engineering 8vo, 6 00 



Kinzbrunner's Testing of Continuous-current Machines 8vo, 2 00 



Landauer's Spectrum Analysis. (Tingle). 8vo, 3 00 



Le Chateher's High-temperature Measurements. (Boudouard— Burgess).. i2mo, 3 00 



Lob's Electrochemistry of Organic Compounds. (Lorenz) 8vo, 3 00 



* Lyndon's Development and Electrical Distribution of Water Fower 8vo, 3 00 



11 



