Engineering Thermodynamics. By C. F. Hirschfeld. 22 illus., 157 pp., 18mo, boards. (New York, 1907.) 2s. net.
Experimental Science: Elementary, Practical and Experimental Physics. By G. M. Hopkins. Twenty-third edition, 920 illus., 1,100 pp., 8vo. (New York, 1902.) £1 1s. net.
Reform in Chemical and Physical Calculations. By C. J. T. Hanssen. Demy 4to. (1897.) 6s. 6d. net.
Introduction to the Study of Colour Phenomena. By J. W. Lovibond. 10 coloured plates, 48 pp., 8vo. (1905.) 5s. net.
Practical Laws and Data on the Condensation of Steam in Bare Pipes; to which is added a Translation of Peclet’s Theory and Experiments on the Transmission of Heat through Insulating Materials. By C. P. Paulding. 184 illus., 102 pp., 8vo. (New York, 1904.) 8s. 6d. net.
The Energy Chart. Practical application to reciprocating steam-engines. By Captain H. R. Sankey. 157 illus., 170 pp., 8vo. (1907.) 7s. 6d. net.
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