London: WALTER SCOTT, 24 Warwick Lane, Paternoster Row.


THE ELSWICK SCIENCE SERIES.

The Elswick Series is intended to supply Teachers and Students with good books, void of cram. They will be issued as rapidly as is consistent with the caution necessary to secure accuracy. A great aim will be to adapt them to modern requirements and improvement, and to keep abreast with the latest discoveries in Science, and the most recent practice in Engineering.


Already Issued. Crown 8vo, cloth, price 3s. 6d.

PRACTICAL AND THEORETICAL TRIGONOMETRY. By Henry Evers, LL.D., Author of "Steam," "Navigation," etc.

The following Works may be expected to appear shortly—

MANUAL OF STEAM AND PRIME MOVERS. By Henry Evers, LL.D., Author of "Steam," "Navigation," etc.