Fletcher's Practical Instructions in Quantitative Assaying with the Blowpipe.12mo, morocco, 1 50
Furman's Manual of Practical Assaying.8vo,3 00
Lodge's Notes on Assaying and Metallurgical Laboratory Experiments.8vo,3 00
Low's Technical Methods of Ore Analysis.8vo,3 00
Miller's Manual of Assaying.12mo,1 00
Cyanide Process.12mo,1 00
Minet's Production of Aluminum and its Industrial Use. (Waldo.)12mo,2 50
O'Driscoll's Notes on the Treatment of Gold Ores.8vo,2 00
Ricketts and Miller's Notes on Assaying.8vo,3 00
Robine and Lenglen's Cyanide Industry. (Le Clerc.)8vo,4 00
Ulke's Modern Electrolytic Copper Refining.8vo,3 00
Wilson's Cyanide Processes.12mo,1 50
Chlorination Process.12mo,1 50

ASTRONOMY.

Comstock's Field Astronomy for Engineers.8vo, 2 50
Craig's Azimuth.4to,3 50
Crandall's Text-book on Geodesy and Least Squares.8vo,3 00
Doolittle's Treatise on Practical Astronomy.8vo,4 00
Gore's Elements of Geodesy.8vo,2 50
Hayford's Text-book of Geodetic Astronomy.8vo,3 00
Merriman's Elements of Precise Surveying and Geodesy.8vo,2 50
* Michie and Harlow's Practical Astronomy.8vo,3 00
* White's Elements of Theoretical and Descriptive Astronomy.12mo,2 00

BOTANY.

Davenport's Statistical Methods, with Special Reference to Biological Variation.16mo, morocco, 1 25
Thomé and Bennett's Structural and Physiological Botany.16mo,2 25
Westermaier's Compendium of General Botany. (Schneider.)8vo,2 00

CHEMISTRY.

* Abegg's Theory of Electrolytic Dissociation. (Von Ende.)12mo, 1 25
Adriance's Laboratory Calculations and Specific Gravity Tables.12mo,1 25
Alexeyeff's General Principles of Organic Synthesis. (Matthews.)8vo,3 00
Allen's Tables for Iron Analysis.8vo,3 00
Arnold's Compendium of Chemistry. (Mandel.)Small 8vo,3 50
Austen's Notes for Chemical Students.12mo,1 50
Beard's Mine Gases and Explosions. (In Press.)
Bernadou's Smokeless Powder.—Nitro-cellulose, and Theory of the Cellulose Molecule.12mo,2 50
Bolduan's Immune Sera.12mo,1 50
* Browning's Introduction to the Rarer Elements.8vo,1 50
Brush and Penfield's Manual of Determinative Mineralogy.8vo,4 00
* Claassen's Beet-sugar Manufacture. (Hall and Rolfe.)8vo,3 00
Classen's Quantitative Chemical Analysis by Electrolysis. (Boltwood.)8vo,3 00
Cohn's Indicators and Test-papers.12mo,2 00
Tests and Reagents.8vo,3 00
Crafts's Short Course in Qualitative Chemical Analysis. (Schaeffer.)12mo,1 50
* Danneel's Electrochemistry. (Merriam.)12mo,1 25
Dolezalek's Theory of the Lead Accumulator (Storage Battery). (Von Ende.)12mo,2 50
Drechsel's Chemical Reactions. (Merrill.)12mo,1 25
Duhem's Thermodynamics and Chemistry. (Burgess.)8vo,4 00
Eissler's Modern High Explosives.8vo,4 00
Effront's Enzymes and their Applications. (Prescott.)8vo,3 00
Erdmann's Introduction to Chemical Preparations. (Dunlap.)12mo,1 25
* Fischer's Physiology of Alimentation.Large 12mo,2 00
Fletcher's Practical Instructions in Quantitative Assaying with the Blowpipe.12mo, morocco,1 50
Fowler's Sewage Works Analyses.12mo,2 00
Fresenius's Manual of Qualitative Chemical Analysis. (Wells.)8vo,5 00
Manual of Qualitative Chemical Analysis. Part I. Descriptive. (Wells.)8vo,3 00
Quantitative Chemical Analysis. (Cohn.) 2 vols.8vo, 12 50
Fuertes's Water and Public Health.12mo,1 50
Furman's Manual of Practical Assaying.8vo,3 00
* Getman's Exercises in Physical Chemistry.12mo,2 00
Gill's Gas and Fuel Analysis for Engineers.12mo,1 25
* Gooch and Browning's Outlines of Qualitative Chemical Analysis.Small 8vo,1 25
Grotenfelt's Principles of Modern Dairy Practice. (Woll.)12mo,2 00
Groth's Introduction to Chemical Crystallography. (Marshall.)12mo,1 25
Hammarsten's Text-book of Physiological Chemistry. (Mandel.)8vo,4 00
Hanausek's Microscopy of Technical Products. (Winton.)8vo,5 00
* Haskin's and MacLeod's Organic Chemistry.12mo,2 00
Helm's Principles of Mathematical Chemistry. (Morgan.)12mo,1 50
Hering's Ready Reference Tables (Conversion Factors.)16mo, morocco,2 50
Herrick's Denatured or Industrial Alcohol.8vo,4 00
Hind's Inorganic Chemistry.8vo,3 00
* Laboratory Manual for Students.12mo,1 00
Holleman's Text-book of Inorganic Chemistry. (Cooper.)8vo,2 50
Text-book of Organic Chemistry. (Walker and Mott.)8vo,2 50
* Laboratory Manual of Organic Chemistry. (Walker.)12mo,1 00
Holley and Ladd's Analysis of Mixed Paints, Color Pigments, and Varnishes. (In Press.)
Hopkins's Oil-chemists' Handbook.8vo,3 00
Iddings's Rock Minerals.8vo,5 00
Jackson's Directions for Laboratory Work in Physiological Chemistry.8vo,1 25
Johannsen's Key for the Determination of Rock-forming Minerals in Thin Sections. (In Press.)
Keep's Cast Iron.8vo,2 50
Ladd's Manual of Quantitative Chemical Analysis.12mo,1 00
Landauer's Spectrum Analysis. (Tingle.)8vo,3 00
* Langworthy and Austen. The Occurrence of Aluminium in Vegetable Products, Animal Products, and Natural Waters.8vo,2 00
Lassar-Cohn's Application of Some General Reactions to Investigations in Organic Chemistry. (Tingle.)12mo,1 00
Leach's The Inspection and Analysis of Food with Special Reference to State Control.8vo,7 50
Löb's Electrochemistry of Organic Compounds. (Lorenz.)8vo,3 00
Lodge's Notes on Assaying and Metallurgical Laboratory Experiments.8vo,3 00
Low's Technical Method of Ore Analysis.8vo,3 00
Lunge's Techno-chemical Analysis. (Cohn.)12mo1 00
* McKay and Larsen's Principles and Practice of Butter-making.8vo,1 50
Maire's Modern Pigments and their Vehicles. (In Press.)
Mandel's Handbook for Bio-chemical Laboratory.12mo,1 50
* Martin's Laboratory Guide to Qualitative Analysis with the Blowpipe.12mo,60
Mason's Water-supply. (Considered Principally from a Sanitary Standpoint.) 3d Edition, Rewritten.8vo,4 00
Examination of Water. (Chemical and Bacteriological.)12mo,1 25
Matthews's The Textile Fibres. 2d Edition, Rewritten.8vo,4 00
Meyer's Determination of Radicles in Carbon Compounds. (Tingle.)12mo,1 00
Miller's Manual of Assaying.12mo,1 00
Cyanide Process.12mo,1 00
Minet's Production of Aluminum and its Industrial Use. (Waldo.)12mo,2 50
Mixter's Elementary Text-book of Chemistry.12mo,1 50
Morgan's An Outline of the Theory of Solutions and its Results.12mo,1 00
Elements of Physical Chemistry.12mo,3 00
* Physical Chemistry for Electrical Engineers.12mo,5 00
Morse's Calculations used in Cane-sugar Factories.16mo, morocco,1 50
* Muir's History of Chemical Theories and Laws.8vo,4 00
Mulliken's General Method for the Identification of Pure Organic Compounds. Vol. I.Large 8vo,5 00
O'Driscoll's Notes on the Treatment of Gold Ores.8vo,2 00
Ostwald's Conversations on Chemistry. Part One. (Ramsey.)12mo,1 50
Ostw"ld's Convers"tions o" Chem"istry. Part Two. (Turnbull.)12mo,2 00
* Palmer's Practical Test Book of Chemistry.12mo,1 00
* Pauli's Physical Chemistry in the Service of Medicine. (Fischer.)12mo,1 25
* Penfield's Notes on Determinative Mineralogy and Record of Mineral Tests.8vo, paper,50
Pictet's The Alkaloids and their Chemical Constitution. (Biddle.)8vo,5 00
Pinner's Introduction to Organic Chemistry. (Austen.)12mo,1 50
Poole's Calorific Power of Fuels.8vo,3 00
Prescott and Winslow's Elements of Water Bacteriology, with Special Reference to Sanitary Water Analysis.12mo,1 25
* Reisig's Guide to Piece-dyeing.8vo,25 00
Richards and Woodman's Air, Water, and Food from a Sanitary Standpoint.8vo,2 00
Ricketts and Miller's Notes on Assaying.8vo,3 00
Rideal's Sewage and the Bacterial Purification of Sewage.8vo,4 00
Disinfection and the Preservation of Food.8vo,4 00
Riggs's Elementary Manual for the Chemical Laboratory.8vo,1 25
Robine and Lenglen's Cyanide Industry. (Le Clerc.)8vo,4 00
Ruddiman's Incompatibilities in Prescriptions.8vo,2 00
* Whys in Pharmacy.12mo,1 00
Sabin's Industrial and Artistic Technology of Paints and Varnish.8vo,3 00
Salkowski's Physiological and Pathological Chemistry. (Orndorff.)8vo,2 50
Schimpf's Text-book of Volumetric Analysis.12mo,2 50
Essentials of Volumetric Analysis.12mo,1 25
* Qualitative Chemical Analysis.8vo,1 25
Smith's Lecture Notes on Chemistry for Dental Students.8vo,2 50
Spencer's Handbook for Chemists of Beet-sugar Houses.16mo, morocco,3 00
Handbook for Cane Sugar Manufacturers.16mo, morocco,3 00
Stockbridge's Rocks and Soils.8vo,2 50
* Tillman's Elementary Lessons in Heat.8vo,1 50
* Descriptive General Chemistry.8vo,3 00
Treadwell's Qualitative Analysis. (Hall.)8vo,3 00
Quantitative Analysis. (Hall.)8vo,4 00
Turneaure and Russell's Public Water-supplies.8vo,5 00
Van Deventer's Physical Chemistry for Beginners. (Boltwood.)12mo,1 50
* Walke's Lectures on Explosives.8vo,4 00
Ware's Beet-sugar Manufacture and Refining. Vol. I.Small 8vo,4 00
Wa"e's Beet"sugar Manua"cture a"d Refn"ing. Vol. II.Small 8vo,5 00
Washington's Manual of the Chemical Analysis of Rocks.8vo,2 00
Weaver's Military Explosives.8vo,3 00
Wehrenfennig's Analysis and Softening of Boiler Feed-Water.8vo,4 00
Wells's Laboratory Guide in Qualitative Chemical Analysis.8vo,1 50
Short Course in Inorganic Qualitative Chemical Analysis for Engineering Students.12mo,1 50
Text-book of Chemical Arithmetic.12mo,1 25
Whipple's Microscopy of Drinking-water.8vo,3 50
Wilson's Cyanide Processes.12mo,1 50
Chlorination Process.12mo,1 50
Winton's Microscopy of Vegetable Foods.8vo,7 50
Wulling's Elementary Course in Inorganic, Pharmaceutical, and Medical Chemistry.12mo,2 00

CIVIL ENGINEERING.

BRIDGES AND ROOFS. HYDRAULICS. MATERIALS OF ENGINEERING. RAILWAY ENGINEERING.