* Ogden and Cleveland's Practical Methods of Sewage Disposal for Resi- 



dences, Hotels, and Institutions. 8vo, 81 ,50 



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 4tQ^ 5 qq 



Riemer's Shaft-sinking under Difficult Conditions. (Corning and Peele.).8vo! 3 00 



Siebert and Biggin's Modern Stone-cutting and Masonry gvo, 1 50 



Smith's Manual of Topographical Drawing. (McMillan.) gvo, 2 50 



Soper's Air and Ventilation of Subways 12mo, 2 50 



* Tracy's Exercises in Surveying 12ino, mor. 1 00 



Tracy's Plane Surveying 16mo', mor. 3 00 



Venable's Garbage Crematories in America gvo, 2 00 



Methods and Devices for Bacterial Treatment of Sewage 8vo,' 3 00 



Wait's Engineering and Architectural Jurisprudence 8vo', 6 00 



Sheep! 6 50 



Law of Con tracts gvo, 3 00 



Law of Operations Preliminary to Construction in Engineering and 



Architecture 8vo, 5 00 



Sheep, 5 50 



Warren's Stereotomy — Problems in Stone-cutting 8vo, 2 50 



* Waterbury's Vest-Pocket Hand-book of Mathematics for Engineers. 



2iX5f inches, mor. 1 00 



* Enlarged Edition, Including Tables n:or. 1 50 



■Webb's Problems in the Use and Adjustment of Engineering Instruments. 



16mo, mor. 1 25 



Wilson's Topographic, Trigonometric and Geodetic Surveying Svo. 3 50 



BRIDGES AND ROOFS. 



Boiler's Practical Treatise on the Construction of Iron Highway Bridges.. Svo, 2 00 



* Thames River Bridge .'Oblong paper', 5 00 



Burr and Falk's Design and Construction of Metallic Bridges 8vo, 5 00 



Influence Lines for Bridge and Roof Computations 8vo,' 3 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 gvo] 3 50 



Greene's Arches in Wood, Iron, and Stone 8vo,' 2 60 



Bridge Trusses "gvo! 2 50 



Roof Trusses 8vo, 1 25 



Grimm's Secondary Stresses in Bridge Trusses 8vo' 2 50 



Heller's Stresses in Structures and the Accompanying Deformations.. . .8vo', 3 00 



Howe's Design of Simple Roof-trusses in Wood and Steel gvo,' 2 00 



Symmetrical Masonry Arches gvo', 2 50 



Treatise on Arches gvo, 4 00 



* Hudson's Deflections and Statically Indeterminate Stresses Small 4toi 3 50 



* Plate Girder Design gvo, 1 50 



* Jacoby's Structural Details, or Elements of Design in Heavy Framing, 8vo! 2 25 

 Johnson, Bryan and Turneaure's Theory and Practice in the Designing of 



Modern Framed Structures Small 4to, 10 00 



* Johnson, Bryan and Turneaure's Theory and Practice in the Designing of 



Modern Framed Structures. New Edition. Part I gvo, 3 00 



* Part II. New Edition gvo,' 4 00 



Merriman and Jacoby's Text-book on Roofs and Bridges: 



Part I. Stresses in Simple Trusses gvo, 2 50 



Part II. Graphic Statics gvo, 2 50 



Part III. Bridge Design 8vo,' 2 50 



Part IV. Higher Structures gvo] 2 50 



Ricker's Design and Construction of Roofs. (In Press.) 



Sondericker's Graphic Statics, with Applications to Trusses, Beams, and 



Arches gvo, 2 00 



Waddell's De Pontibus, Pocket-book for Bridge Engineers 16mo, mor. 2 00 



* Specifications for Steel Bridges 12mo. 50 



HYDRAULICS. 



Barnes's Ice Formation gvo, 3 OO 



Bazin's Experiments upon the Contraction of the Liquid Vein Is.suing from 



an Orifice. (Trautwine.) gvo, 2 00 



