* Walke's Lectures on Explosives 3vo 4 00 



* Wheeler's Siege Operations and Military Mining 8vo, 2 00 



Winthrop's Abridgment of Military Law i2mo. 2 50 



WoodhuU's Notes on Military Hygiene i6mo, i 50 



Young's Simple Elements of Navigation i6mo morocco, i 00 



Second Edition, Enlarged and Revised i6mo, morocco, 2 00 



ASSAYING. 



Fletcher's Practical Instructions in Quantitative Assaying with the Blowpipe. 



i2mo, morocco, 



Furman's Manual of Practical Assaying 8vo, 



Miller's Manual of Assaying i2mo, 



O'Driscoll's Notes on the Treatment of Gold Ores 8vo, 



Ricketts and Miller's Notes on Assaying Svo, 



Ulke's Modern Electrolytic Copper Refining Svo, 



Wilson's Cyanide Processes i2mo, 



Chlorination Process i2mo. 



ASTRONOMY. 



Comstock's Field Astronomy for Engineers Svo, 



Craig's Azimuth 4to, 



Doolittle's Treatise on Practical Astronomy Svo, 



Gore's Elements of Geodesy Svo, 



Hayford's Text-book of Geodetic Astronomy Svo, 



Merriman's Elements of Precise Surveying and Geodesy Svo, 



* Michie and Harlow's Practical Astronomy Svo, 



* White's Elements of Theoretical and Descriptive Astronomy i2mo, 



BOTANY. 



Davenport's Statistical Methods, with Special Reference to Biological Variation. 



i6mo, morocco, i 25 



Thome and Bennett's Structural and Physiological Botany i6mo, 2 25 



Westermaier's Compendium of General Botany. (Schneider.) Svo, 2 00 



CHEMISTRY. 



Adriance's Laboratory Calculations and Specific Gravity Tables i2mo, i 25 



Allen's Tables for Iron Analysis Svo, 3 00 



Arnold's Compendium of Chemistry. (Mandel.) Smali Svo. 3 50 



Austen's Notes for Chemical Students i2mo, i 50 



* Austen and Langworthy. The Occurrence of Aluminium in Vegetable 



Products, Animal Products, and Natural Waters Svo, 2 00 



Bernadou's Smokeless Powder. — Nitro-cellulose, and Theory of the Cellulose 



Molecule i2mo, 2 50 



Bolton's Quantitative Analysis Svo, i 50 



* Browning's Introduction to the Rarer Elements , .8vo, 1 50 



Brush and Penfield's Manual of Determinative Mineralogy .Svo, 4 00 



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



Conn's Indicators and Test-papers i2mo, 2 00 



Tests and Reagents Svo, 3 00 



Copeland's Manual of Bacteriology, (in preparation.) 



Craft's Short Course in Qualitative Chemical Analysis. (SchaefiferJ. . .i2mo, 1 5© 



Dolezalek's Theory of the Lead Accumulator (Storage Bactery). (Von 



Ende) . . i2mo- 2 50 



Drechsel's Chemical Reactions. (Merrill.) . .... i2mo, i 25 



Duhem's Thermodynamics and Chemistry. (Burgess. ) Svo. 4 00 



Eissler's Modern High Explosives. ........... Svo, 4 00 



EfEront's Enzymes and their Apphcations. (Prescott.) . . Svo, 3 00 



Erdmann's Introduction to Chemical Preparations. (Dunlap.) . ....... i2mo, x 25 



3 



