THE PROTECTION OF BUILDINGS FROM LIGHTNING. A Treatise on the Theory of Lightning Conductors from a Modern Point of View. Being the substance of two lectures delivered before the Society of Arts in March, 1888. By Oliver J. Lodge, LL.D., D.Sc., F.R.S., Professor of Physics in University College, Liverpool.
Published with various amplifications and additions, with the approval of the Society of Arts. [In preparation.

ELECTRICAL INFLUENCE MACHINES: Containing a full account of their historical development, their modern Forms, and their Practical Construction. By J. Gray. B.Sc. [In the press.

ELECTRICAL ENGINEERING IN OUR HOMES AND WORKSHOPS. A Practical Handbook. By Sydney F. Walker, M.Inst.C.E., M.I.E.E. [Immediately.

Others in preparation.

Technological Dictionaries.

ENGLISH AND GERMAN.

WERSHOVEN (F. J.) TECHNOLOGICAL DICTIONARY OF THE PHYSICAL, MECHANICAL, AND CHEMICAL SCIENCES. English and German. 2 vols. cloth, 5s.

ENGLISH-SPANISH.

PONCE DE LEON. TECHNOLOGICAL DICTIONARY. English-Spanish and Spanish-English. Containing Terms employed in the Applied Sciences, Industrial Arts, Mechanics, Fine Arts, Metallurgy, Machinery, Commerce, Ship-building and Navigation, Civil and Military Engineering, Agriculture, Railway Construction, Electro-technics, &c.