Part II. Systematic Pomology. 12mo, 1 50

Elliott's Engineering for Land Drainage. 12mo, 1 50 Practical Farm Drainage. 12mo, 1 00 Graves's Forest Mensuration. 8vo, 4 00 Green's Principles of American Forestry. 12mo, 1 50 Grotenfelt's Principles of Modern Dairy Practice. (Woll.) 12mo, 2 00 Hanausek's Microscopy of Technical Products. (Winton.) 8vo, 5 00 Herrick's Denatured or Industrial Alcohol. 8vo, 4 00 Maynard's Landscape Gardening as Applied to Home Decoration. 12mo, 1 50 * McKay and Larsen's Principles and Practice of Butter-making. 8vo, 1 50 Sanderson's Insects Injurious to Staple Crops. 12mo, 1 50 * Schwarz's Longleaf Pine in Virgin Forest. 12mo, 1 25 Stockbridge's Rocks and Soils. 8vo, 2 50 Winton's Microscopy of Vegetable Foods. 8vo, 7 50 Woll's Handbook for Farmers and Dairymen. 16mo, 1 50

ARCHITECTURE.

Baldwin's Steam Heating for Buildings. 12mo, 2 50 Bashore's Sanitation of a Country House. 12mo, 1 00 Berg's Buildings and Structures of American Railroads. 4to, 5 00 Birkmire's Planning and Construction of American Theatres. 8vo, 3 00 Architectural Iron and Steel. 8vo, 3 50 Compound Rivetée Girders as Applied in Buildings. 8vo, 2 00 Planning and Construction of High Office Buildings. 8vo, 3 50 Skeleton Construction in Buildings. 8vo, 3 00 Brigg's Modern American School Buildings. 8vo, 4 00 Carpenter's Heating and Ventilating of Buildings. 8vo, 4 00 Freitag's Architectural Engineering. 8vo, 3 50 Fireproofing of Steel Buildings. 8vo, 2 50 French and Ives's Stereotomy. 8vo, 2 50 Gerhard's Guide to Sanitary House-inspection. 16mo, 1 00 Sanitation of Public Buildings. 12mo, 1 50 Theatre Fires and Panics. 12mo, 1 50 * Greene's Structural Mechanics. 8vo, 2 50 Holly's Carpenters' and Joiners' Handbook. 18mo, 75 Johnson's Statics by Algebraic and Graphic Methods. 8vo, 2 00 Kellaway's How to Lay Out Suburban Home Grounds. 8vo, 2 00 Kidder's Architects' and Builders' Pocket-book. Rewritten Edition. 16mo, mor., 5 00 Merrill's Stones for Building and Decoration. 8vo, 5 00 Non-metallic Minerals: Their Occurrence and Uses. 8vo, 4 00 Monckton's Stair-building. 4to, 4 00 Patton's Practical Treatise on Foundations. 8vo, 5 00 Peabody's Naval Architecture. 8vo, 7 50 Rice's Concrete-block Manufacture. 8vo, 2 00 Richey's Handbook for Superintendents of Construction. 16mo, mor., 4 00 * Building Mechanics' Ready Reference Book: * Carpenters' and Woodworkers' Edition. 16mo, morocco, 1 50 * Cementworkers and Plasterer's Edition. (In Press.) * Stone- and Brick-mason's Edition. 12mo, mor., 1 50 Sabin's Industrial and Artistic Technology of Paints and Varnish. 8vo, 3 00 Siebert and Biggin's Modern Stone-cutting and Masonry. 8vo, 1 50 Snow's Principal Species of Wood. 8vo, 3 50 Sondericker's Graphic Statics with Applications to Trusses, Beams, and Arches. 8vo, 2 00 Towne's Locks and Builders' Hardware. 18mo, morocco, 3 00 Turneaure and Maurer's Principles of Reinforced Concrete Construction. 8vo, 3 00 Wait's Engineering and Architectural Jurisprudence. 8vo, 6 00 Sheep, 6 50 Law of Operations Preliminary to Construction in Engineering and Architecture. 8vo, 5 00 Sheep, 5 50 Law of Contracts. 8vo, 3 00 Wilson's Air Conditioning, (In Press.) Wood's Rustless Coatings: Corrosion and Electrolysis of Iron and Steel. 8vo, 4 00 Worcester and Atkinson's Small Hospitals, Establishment and Maintenance, Suggestions for Hospital Architecture, with Plans for a Small Hospital. 12mo, 1 25 The World's Columbian Exposition of 1893. Large 4to, 1 00

ARMY AND NAVY.

Bernadou's Smokeless Powder, Nitro-cellulose, and the Theory of the Cellulose Molecule. 12mo, 2 50 Chase's Screw Propellers and Marine Propulsion. 8vo, 3 00 Cloke's Gunner's Examiner. 8vo, 1 50 Craig's Azimuth. 4to, 3 50 Crehore and Squier's Polarizing Photo-chronograph. 8vo, 3 00 * Davis's Elements of Law. 8vo, 2 50 * Treatise on the Military Law of United States. 8vo, 7 00 Sheep, 7 50 De Brack's Cavalry Outposts Duties. (Carr.) 24mo, morocco, 2 00 Dietz's Soldier's First Aid Handbook. 16mo, morocco, 1 25 * Dudley's Military Law and the Procedure of Courts-martial. Large 12mo, 2 50 Durand's Resistance and Propulsion of Ships. 8vo, 5 00 * Dyer's Handbook of Light Artillery. 12mo, 3 00 Eissler's Modern High Explosives. 8vo, 4 00 * Fiebeger's Text-book on Field Fortification. Small 8vo, 2 00 Hamilton's The Gunner's Catechism. 18mo, 1 00 * Hoff's Elementary Naval Tactics. 8vo, 1 50 Ingalls's Handbook of Problems in Direct Fire. 8vo, 4 00 * Lissak's Ordnance and Gunnery. 8vo, 6 00 * Lyons's Treatise on Electromagnetic Phenomena. Vols. I. and II. 8vo, each, 6 00 * Mahan's Permanent Fortifications. (Mercur.) 8vo, half morocco, 7 50 Manual for Courts-martial. 16mo, morocco, 1 50 * Mercur's Attack of Fortified Places. 12mo, 2 00 * Elements of the Art of War. 8vo, 4 00 Metcalfe's Cost of Manufactures--And the Administration of Workshops. 8vo, 5 00 * Ordnance and Gunnery. 2 vols. 12mo, 5 00 Murray's Infantry Drill Regulations. 18mo, paper, 10 Nixon's Adjutants' Manual. 24mo, 1 00 Peabody's Naval Architecture. 8vo, 7 50 * Phelps's Practical Marine Surveying. 8vo, 2 50 Powell's Army Officer's Examiner. 12mo, 4 00 Sharpe's Art of Subsisting Armies in War. 18mo, morocco, 1 50 * Tupes and Poole's Manual of Bayonet Exercises and Musketry Fencing. 24mo, leather, 50 Weaver's Military Explosives. 8vo, 3 00 Wheeler's Siege Operations and Military Mining. 8vo, 2 00 Winthrop's Abridgment of Military Law. 12mo, 2 50 Woodhull's Notes on Military Hygiene. 16mo, 1 50 Young's Simple Elements of Navigation. 16mo, morocco, 2 00

ASSAYING.

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.) 12mo 1 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 " " " " 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 " " " " " Vol. II. 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CIVIL ENGINEERING.

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

Baker's Engineers' Surveying Instruments. 12mo, 3 00 Bixby's Graphical Computing Table. Paper 19-1/2 × 24-1/4 inches, 25 Breed and Hosmer's Principles and Practice of Surveying. 8vo, 3 00 * Burr's Ancient and Modern Engineering and the Isthmian Canal. 8vo, 3 50 Comstock's Field Astronomy for Engineers. 8vo, 2 50 * Corthell's Allowable Pressures on Deep Foundations. 12mo, 1 25 Crandall's Text-book on Geodesy and Least Squares. 8vo, 3 00 Davis's Elevation and Stadia Tables. 8vo, 1 00 Elliott's Engineering for Land Drainage. 12mo, 1 50 Practical Farm Drainage. 12mo, 1 00 * Fiebeger's Treatise on Civil Engineering. 8vo, 5 00 Flemer's Phototopographic Methods and Instruments. 8vo, 5 00 Folwell's Sewerage. (Designing and Maintenance.) 8vo, 3 00 Freitag's Architectural Engineering. 2d Edition, Rewritten. 8vo, 3 50 French and Ives's Stereotomy. 8vo, 2 50 Goodhue's Municipal Improvements. 12mo, 1 50 Gore's Elements of Geodesy. 8vo, 2 50 * Hauch and Rice's Tables of Quantities for Preliminary Estimates. 12mo, 1 25 Hayford's Text-book of Geodetic Astronomy. 8vo, 3 00 Hering's Ready Reference Tables (Conversion Factors). 16mo, morocco, 2 50 Howe's Retaining Walls for Earth. 12mo, 1 25 Hoyt and Grover's River Discharge. 8vo, 2 00 * Ives's Adjustments of the Engineer's Transit and Level. 16mo, Bds. 25 Ives and Hilts's Problems in Surveying. 16mo, morocco, 1 50 Johnson's (J. B.) Theory and Practice of Surveying. Small 8vo, 4 00 Johnson's (L. J.) Statics by Algebraic and Graphic Methods. 8vo, 2 00 Laplace's Philosophical Essay on Probabilities. (Truscott and Emory.) 12mo, 2 00 Mahan's Treatise on Civil Engineering. (1873.) (Wood.) 8vo, 5 00 * Descriptive Geometry. 8vo, 1 50 Merriman's Elements of Precise Surveying and Geodesy. 8vo, 2 50 Merriman and Brooks's Handbook for Surveyors. 16mo, morocco, 2 00 Nugent's Plane Surveying. 8vo, 3 50 Ogden's Sewer Design. 12mo, 2 00 Parsons's Disposal of Municipal Refuse. 8vo, 2 00 Patton's Treatise on Civil Engineering. 8vo half leather, 7 50 Reed's Topographical Drawing and Sketching. 4to, 5 00 Rideal's Sewage and the Bacterial Purification of Sewage. 8vo, 4 00 Riemer's Shaft-sinking under Difficult Conditions. (Corning and Peele.) 8vo, 3 00 Siebert and Biggin's Modern Stone-cutting and Masonry. 8vo, 1 50 Smith's Manual of Topographical Drawing. (McMillan.) 8vo, 2 50 Sondericker's Graphic Statics, with Applications to Trusses, Beams, and Arches. 8vo, 2 00 Taylor and Thompson's Treatise on Concrete, Plain and Reinforced. 8vo, 5 00 Tracy's Plane Surveying. 16mo, morocco, 3 00 * Trautwine's Civil Engineer's Pocket-book. 16mo, morocco, 5 00 Venable's Garbage Crematories in America. 8vo, 2 00 Wait's Engineering and Architectural Jurisprudence. 8vo, 6 00 Sheep, 6 50 Law of Operations Preliminary to Construction in Engineering and Architecture. 8vo, 5 00 Sheep, 5 50 Law of Contracts. 8vo, 3 00 Warren's Stereotomy--Problems in Stone-cutting. 8vo, 2 50 Webb's Problems in the Use and Adjustment of Engineering Instruments. 16mo, morocco, 1 25 Wilson's Topographic Surveying. 8vo, 3 50

BRIDGES AND ROOFS.

Boller's Practical Treatise on the Construction of Iron Highway Bridges. 8vo, 2 00 Burr and Falk's Influence Lines for Bridge and Roof Computations. 8vo, 3 00 Design and Construction of Metallic Bridges. 8vo, 5 00 Du Bois's Mechanics of Engineering. Vol. II. Small 4to, 10 00 Foster's Treatise on Wooden Trestle Bridges. 4to, 5 00 Fowler's Ordinary Foundations. 8vo, 3 50 Greene's Roof Trusses. 8vo, 1 25 Bridge Trusses. 8vo, 2 50 Arches in Wood, Iron, and Stone. 8vo, 2 50 Grimm's Secondary Stresses in Bridge Trusses. (In Press.) Howe's Treatise on Arches. 8vo, 4 00 Design of Simple Roof-trusses in Wood and Steel. 8vo, 2 00 Symmetrical Masonry Arches. 8vo, 2 50 Johnson, Bryan, and Turneaure's Theory and Practice in the Designing of Modern Framed Structures. Small 4to, 10 00 Merriman and Jacoby's Text-book on Roofs and Bridges: