1 0

"In a series of compact tables the English values of the French measures are arranged from one to a thousand millimetres, and from one to a hundred metres; the fractions of an inch progressing in sixteenths are also reduced to French values. The little book will be found useful to almost every engineer."—Engineering.

French-Polishing.

The French-Polisher's Manual, by a French-Polisher, containing Timber Staining, Washing, Matching, Improving, Painting, Imitations, Directions for Staining, Sizing, Embodying, Smoothing, Spirit Varnishing, French-Polishing, Directions for Re-polishing, royal 32mo, sewed

0 6

Gas.

Analysis, Technical Valuation, Purification and Use of Coal Gas, by the Rev. W. R. Bowditch, M.A., with wood engravings, 8vo, cloth

12 6

Gas Works.

Instructions for the Management of Gas Works, by W. C. Holmes, Engineer, 8vo, cloth