* * * * * ELECTRICAL PRACTICE IN COLLIERIES. BY D. BURNS, M.E., M.INST.M.E. (See page 58 General Catalogue.) * * * * * GRIFFIN’S ELECTRICAL PRICE-BOOK. EDITED BY H. J. DOWSING. (See page 31.) * * * * * LONDON: CHARLES GRIFFIN & CO., LIMITED, EXETER STREET, STRAND. * * * * * Third Edition, Revised, Enlarged, and Re-issued. Price 6s. net. A SHORT MANUAL OF INORGANIC CHEMISTRY. BY A. DUPRÉ, Ph.D., F.R.S., AND WILSON HAKE, Ph.D., F.I.C., F.C.S., Of the Westminster Hospital Medical School. “A well-written, clear and accurate Elementary Manual of Inorganic Chemistry.... We agree heartily with the system adopted by Drs. Dupré and Hake. Will Make Experimental Work TREBLY INTERESTING BECAUSE INTELLIGIBLE.”--_Saturday Review._ “There is no question that, given the PERFECT GROUNDING of the Student in his Science, the remainder comes afterwards to him in a manner much more simple and easily acquired. The work is AN EXAMPLE OF THE ADVANTAGES OF THE Systematic Treatment of a Science over the fragmentary style so generally followed. By A LONG WAY THE BEST of the small Manuals for Students.”--_Analyst._ * * * * * LABORATORY HANDBOOKS BY A. HUMBOLDT SEXTON, Professor of Metallurgy in the Glasgow and West of Scotland Technical College. * * * * * OUTLINES OF QUANTITATIVE ANALYSIS. _FOR THE USE OF STUDENTS._ With Illustrations. FOURTH EDITION. Crown 8vo, Cloth, 3s. “A COMPACT LABORATORY GUIDE for beginners was wanted, and the want has been WELL SUPPLIED.... A good and useful book.”--_Lancet._ * * * * * OUTLINES OF QUALITATIVE ANALYSIS. _FOR THE USE OF STUDENTS._ With Illustrations. FOURTH EDITION, Revised. Crown 8vo, Cloth, 3s. 6d. “The work of a thoroughly practical chemist.”--_British Medical Journal._ “Compiled with great care, and will supply a want.”--_Journal of Education._ * * * * * ELEMENTARY METALLURGY: