Hill’s Text-book on Shades and Shadows, and Perspective.............. 8vo, 
Jamison’s Elements of Mechanical Drawing.......................... 8vo, 
Jones’s Machine Design: 
PartI. Kinematics of Machinery................00ceeeeeeseeee 8vo, 
Part II. Form, Strength, and Proportions of Parts............... 8vo, 
MacCord’s Elements of Descriptive Geometry. 
Kinematics; or, Practical Mechanism. . 
Mechanical Drawing. . . 
Velocity Diagrams................... 
* Mahan’s Descriptive Geometry and Stone-cutting.................... 8vo, 
Industrial Drawing. (Thompson.)................0 cece ee eeeee 8vo, 
Moyer’s Descriptive Geometry. (In press.) 
Reed’s Topographical Drawing and Sketching... ..................... 4to, 
Reid’s Course in Mechanical Drawing. ................. 00 ce eee ee eaee 8vo, 
Text-book of Mechanical Drawing and Elementary Machine Design. 8vo, 
Robinson’s Principles of Mechanism.. .................000 eee eueuee 8vo, 
Schwamb and Merrill’s Elements of Mechanism... ...........-.....4. 8vo, 
Smith’s Manual of Topographical Drawing. (McMillan.).............. 8vo, 
Warren’s Elements of Plane and Solid Free-hand Geometrical Drawing.12mo, 
Drafting Instruments and Operations...................0.0000s I2mo, 
Manual of Elementary Projection Drawing... ... ............. 12mo, 
Manual of Elementary Problems in the Linéar Perspective of Form and 
SMA O Woes rock ned ates oo Be Apartlee ac cece SRSA co Rica Raa go HO aS sisted shed I2mo, 
Plane Problems in Elementary Geometry ...................... I2mo, 
Primary Geometry. oor aenacakedauce 9 Sealy aos Keech pdasens 12mo, 
Elements of Descriptive Geometry, Shadows, and Perspective....... 8vo, 
General Problems of Shades and Shadows...... 
Elements of Machine Construction and Drawing. ... 
Problems, Theorems, and Examples in Descriptive Geometry....... 8vo, 
Weisbach’s Kinematics and Power of Transmission. (Hermann and Klein)8vo, 
Whelpley’s Practical Instruction in the Art of Letter Engraving. ...... 12mo, 
Wilson’s (H. M.) Topographic Surveying.................-......0005- 8vo, 
Wilson’s (V. T.) Free-hand Perspective. .............-. 0: cee eee eeees 8vo, 
Wilson’s (V. T.) Free-hand Lettering................ 0.0.2 e eee eee ee 8vo, 
Woolf’s Elementary Course in Descriptive Geometry... . Large 8vo, 
ELECTRICITY AND PHYSICS. 
Anthony and Brackett’s Text-book of Physics. (Magie.)......... Small 8vo, 
Anthony’s Lecture-notes on the Theory of Electrical Measurements. ...12m0, 
Benjamin’s History of Electricity. ........ 0... 02 eee 8vo, 
Voligic Cellos. cis cciet ad Gacead PF SRARwE EER HORA he eA 8vo, 
Classen’s Quantitative Chemical Analysis by Electrolysis. (Boltwood.).8vo, 
Crehore and Squier’s Polarizing Photo-chronograph................... 8vo, 
Dawson’s “Engineering” and Electric Traction Pocket-book.16mo, morocco, 
Dolezalek’s Theory of the Lead Accumulator (Storage Battery). (Von 
MUTA Gs) cifacaiverdelerach sols: Bai She wena aces ay Mee pall ae Rae Shee I2mo, 
Duhem’s Thermodynamics and Chemistry. (Burgess.)..............-- 8vo, 
Flather’s Dynamometers, and the Measurement of Power............ 12mo, 
Gilbert’s De Magnete. (Mottelay.). ......... 0. 0c eee cee eee 8vo, 
Hanchett’s Alternating Currents Explained..........-...-..2--.+-5+ 12mo, 
Hering’s Ready Reference Tables (Conversion Faciors)......16mo, morocco, 
Holman’s Precision of Measurements... ......-.--------0 202005: .8v0, 
Telescopic Mirror-scale Method, Adjustments, and Tests. . . Large 8vo, 
Kinzbrunner’s Testing of Continuous-Current Machines..........:... ', 8v0, 
Landauer’s Spectrum Analysis. (Tingle.)... 2.2.2.2... eens 8vo, 
Le Chatelien’s High-temperature Measurements. (Boudouard—Burgess.) 12mo, 
Lob’s Electrolysis and Electrosynthesis of Organic Compounds. (Lorenz. ) 12mo, 
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