Machinery for Prospecting, Excavating, Hauling, and Hoisting—Ventilation—Pumping—Treatment of Mineral Products, including Gold and Silver, Copper, Tin, and Lead, Iron, Coal, Sulphur, China Clay, Brick Earth, etc.

The Pattern Makers Assistant; embracing Lathe Work, Branch Work, Core Work, Sweep Work, and Practical Gear Construction, the Preparation and Use of Tools, together with a large collection of Useful and Valuable Tables. By Joshua Rose, M.E. With 250 illustrations. Crown 8vo, cloth, 10s. 6d.

The Science and Art of the Manufacture of Portland Cement, with observations on some of its constructive applications, with numerous illustrations. By Henry Reid, C.E., Author of ‘A Practical Treatise on Concrete,’ etc., etc. 8vo, cloth, 18s.

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 9s.

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, 7s. 6d.

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, 10s. 6d.

Surcharged and different Forms of Retaining Walls. By J. S. Tate. Cuts, 8vo, sewed, 2s.