11 AUGUST 1894, Page 25

We may mention together some technical books of various kinds.

These are :—Building Construction, by Henry Adams (Chap- man and Hall). This volume is intended not for the profession or the trade, the architect or the builder, but as a "key to examinations of the Science and Art Department." Answers are supplied for a variety of questions actually set to candidates in the work of the Bricklayer, Carpenter, Smith and Founder, and other trades.—Electric-Light Installations. Vol. II., Apparatus. By Sir David Salomons. Seventh Edition, Revised and Enlarged. (Whittaker.)—Handbook to Field Training in the Infantry. By Major T. W. Malet. (Gale and Polden, Aldershot.)—Handbook of British Hepaticce. By M. C. Cooke, MA. (W. H. Allen and Co.) —Ventilation and Warming. By the late Professor Jacob. (S.P.C.K.) —Handbook of Public Health and Demography, by Edward F. Willoughby (Pilacmillan). A "Third Edition, greatly Enlarged and Improved," of the "Principles of Hygiene," pub- lished in 1884. The first of the various divisions is "Health of the Man," with the sections, "Dietetics," "Clothing and Personal Hygiene," "Habits," "Exercise." Next come "Health of the House," and "Health of the City," followed by "Health of the People," "Demography," "Meteorology," "Sanitary Law," Alto- gether, we have a most useful manual.