* Walke's Lectures on Explosives 8vo, 4 oo 



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



Winthrop's Abridgment of Military Law i2mo, 2 30 



Woodhull's Notes on Military Hygiene i6mo, i 50 



Young's Simple Elements of Navigation i6mo. morocco, i oo 



Second Edition, Enlarged and Revised i6mo, morocco, 2 



ASSAYING. 



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



i2mo, morocco, i 50 



Furman's Manual of Practical Assaying 8vo, 3 oo 



Miller's Manual of Assaying I2mo, I oo 



O'Driscoll's Notes on the Treatment of Gold Ores 8vo. 2 oo 



Ricketts and Miller's Notes on Assaying 8vo, 3 oo 



Hike's Modern Electrolytic Copper Refining 8vo, 3 oo 



Wilson's Cyanide Processes i2mo, i 50 



Chlorination Process i2mo, i 50 



ASTRONOMY. 



Comstock's Field Astronomy for Engineers 8vo, 2 50 



Craig's Azimuth 4 to, 3 50 



Doolittle's Treatise on Practical Astronomy 8vo, 4 oo 



Gore's Elements of Geodesy 8vo, 2 90 



Hayford's Text-book of Geodetic Astronomy 8vo, 3 oo 



Merriman's Elements of Precise Surveying and Geodesy 8vo, 2 50 



* Michie and Harlow's Practical Astronomy 8vo, 3 oo 



* White's Elements of Theoretical and Descriptive Astronomy lamo, 2 oo 



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.) 8vo, 2 oo 



CHEMISTRY. 



Adriance's Laboratory Calculations and Specific Gravity Tables lamo, / 25 



Allen's Tables for Iron Analysis 8ro, 3 oo 



Arnold's Compendium of Chemistry. (Mandel.) (In preparation.) 



Austen's Notes for Chemical Students 12010, I 50 



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



Molecule i2mo, 2 50 



Bolton's Quantitative Analysis 8vo, i 50 



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



Brush and Penfield's Manual of Determinative Mineralogy 8vo, 4 oo 



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



Cohn's Indicators and Test-papers I2mo, 2 oo 



Tests and Reagents , 8vo, 3 oo 



Copeland's Manual of Bacteriology. (In preparation.) 



Craft's Short Course in Qualitative Chemical Analysis. (Schaeffer.) 12 mo, i 90 



Drechsel's Chemical Reactions. (Merrill ) I2mo, i 25 



Ihihem's Thermodynamics and Chemistry. (Burgess.) STO, 4 oo 



Eissler's Modern High Explosives 8vo, 4 oo 



3 



