HANDBOOK TO THE TECHNICAL AND ART SCHOOLS AND COLLEGES OF THE UNITED KINGDOM. Containing particulars of nearly 1,000 Technical, Commercial and Art Schools throughout the United Kingdom. With full particulars of the courses of instruction, names of principals, secretaries, etc. Demy 8vo. 150 pp. Price 3s. 6d. net. (Post free, 3s. 10d. home; 4s. abroad.) THE LIBRARIES, MUSEUMS AND ART GALLERIES YEAR BOOK, 1910-11. Being the Third Edition of Greenwood's "British Library Year Book". Edited by ALEX. J. PHILIP. Demy 8vo. 286 pp. Price 5s. net. (Post free, 5s. 4d. home; 5s. 6d. abroad.) THE PLUMBING, HEATING AND LIGHTING ANNUAL FOR 1911. The Trade Reference Book for Plumbers, Sanitary, Heating and Lighting Engineers, Builders' Merchants, Contractors and Architects. Quarto. Bound in cloth and gilt lettered. Price 3s. net. (Post free, 3s. 4d. home; 3s. 8d. abroad.) _Including the translation of Hermann Kechnagel's "Kalender fur Gesundheits-Techniker," Handbook for Heating, Ventilating, and Domestic Engineers, of which Scott, Greenwood & Son have purchased the sole right for the English Language._ SCOTT, GREENWOOD & SON, _Technical Book and Trade Journal Publishers_, 8 BROADWAY, LUDGATE HILL, LONDON, E.C. Telegraphic Address, "Printeries, London". Tel. No.: Bank 5403. _January, 1912_. End of Project Gutenberg's The Chemistry of Hat Manufacturing, by Watson Smith