_The Draughtsman’s Handbook of Plan and Map Drawing_; including instructions for the preparation of Engineering, Architectural, and Mechanical Drawings. With _numerous illustrations in the text, and 33 plates (15 printed in colours)_. By G. G. ANDRÉ, F.G.S., Assoc. Inst. C.E. 4to, cloth, reduced to 9_s._ CONTENTS: The Drawing Office and its Furnishings--Geometrical Problems--Lines, Dots, and their Combinations--Colours, Shading, Lettering, Bordering, and North Points--Scales--Plotting--Civil Engineers’ and Surveyors’ Plans--Map Drawing--Mechanical and Architectural Drawing--Copying and Reducing Trigonometrical Formulæ, etc., etc. * * * * * _The Railway Builder_: a Handbook for Estimating the Probable Cost of American Railway Construction and Equipment. By WILLIAM J. NICOLLS, Civil Engineer. _Illustrated_, full bound, pocket-book form, 7_s._ 6_d._ * * * * * _Rock Blasting_: a Practical Treatise on the means employed in Blasting Rocks for Industrial Purposes. By G. G. ANDRÉ, F.G.S., Assoc. Inst. C.E. _With 56 illustrations and 12 plates_, 8vo, cloth, 10_s._ 6_d._ * * * * * _Surcharged and different Forms of Retaining Walls._ By J. S. TATE. Cuts, 8vo, sewed, 2_s._ * * * * * _A Treatise on Ropemaking as practised in public and private Rope-yards_, with a Description of the Manufacture, Rules, Tables of Weights, etc., adapted to the Trade, Shipping, Mining, Railways, Builders, etc. By R. CHAPMAN, formerly foreman to Messrs. Huddart and Co., Limehouse, and late Master Ropemaker to H.M. Dockyard, Deptford. Second edition, 12mo, cloth, 3_s._ * * * * * _Sanitary Engineering; a Series of Lectures given before the School of Engineering, Chatham._ Division I. Air.--Division II. Water.--Division III. The Dwelling.--Division IV. The Town and Village.--Division V. The Disposal of Sewage. Copiously illustrated. By J. BAILEY DENTON, C.E., F.G.S., Honorary Member of the Agricultural Societies of Norway, Sweden, and Hanover, and Author of the ‘Farm Homesteads of England,’ ‘Village Sanitary Economy,’ ‘Storage of Water,’ ‘Sewage Farming,’ etc. Royal 8vo, cloth, 25_s._ * * * * * _Sanitary Engineering_: a Guide to the Construction of Works of Sewerage and House Drainage, with Tables for facilitating the calculations of the Engineer. By BALDWIN LATHAM, C.E., M. Inst. C.E., F.G.S., F.M.S., Past-President of the Society of Engineers. Second edition, _with numerous plates and woodcuts_, 8vo, cloth, 1_l._ 10_s._ * * * * * _A Practical Treatise on Modern Screw-Propulsion._ By N. P. BURGH, Engineer. _Illustrated with 52 large plates and 103 woodcuts_, 4to, half-morocco, 2_l._ 2_s._ * * * * *