Recent Books The Construction and Equipment of Another defect, in the reviewer's opinion, Chemical Laboratories. A Report of is that the committee appears to have the National Research Council Com- given very little consideration to the mittee, consisting of L. M. DENNIS, merits of steel for the construction of Cornell University; C. R. HOOVER, laboratory table compartments, drawers, Wedeyan University; L. W. MAT- etc., and for shelving, desks, and other TERN, McKinley High School; J. purposes (see, for example: W. B. Foulk, N. SWAN,University of Mississippi; Mefalcraft, Feb., Mar., April, 1930). and G. L. C o n E , S. J., Gwrgetown The report gives detailed suggestions University, Chairman. First edition. not only regarding high-school, college, The Chemical Foundation. Inc., New and university laboratories, but also 340 pp., considers industrial research buildings. York City. 1930. xiii including a subject index. A separate The authors have had recent experience index (8 pp.) of dealers in laboratory in laboratory planning, and they give equipment and apparatus is furnished. valuable ideas regarding almost every conceivable aspect of the planning, loca124 figures. 15.5 X 23 an. $1.00. T~~members of the committee discuss: tion, orientation, and equipment of a the type and chemical laboratory. Many valuable specific suggestions are given regarding location of the building, its ventilation, of lighting, heating. ventilation, and equipheating, lighting, and the all as weu as the materials for ment of all of the kinds of rooms which building and equipment, chapters, or are to be found in a chemical laboratory. parts of ,,hapters were by The need of cooperation between chemist, upon the following architect, engineer, and others is quite codpersting laboratories for various special purposes: comectly emphasized. On the whole the report contains a G~~ ~ ~ ~M. lL. Nj&o]s; ~ ~ i organic ~ , chemistry, G. N. woollett; physical wealth of practical suggestions, and and ~l~.~~~h~~j~t~~, V. A. coulter;every one who bas a part in the planning chemical Microscopy, E, M. Charnot; of a new laboratory or the extension of chemical ~pe~,,scopy, J. papish; ln. an old one would be well advised to study dustrial Chemistry, Unit Process, F. H. it Rhodes; Unit Plant, Allen Rogers; InN HOWELLFURMAN dustrial Chemical Laboratories, A. V. H. Mory; Biochemical Teaching, C. P. Sherwin; Sanitary and Biological ReGeneral Chemistry. HARRY N. HOLMES, search Laboratories, A. B. Wadsworth. Professor of Chemistry in Oberlin Inasmuch as this report is a co6peraCollege. Revised edition. The Mactive effort there is some duplication of millan New York City, 1930, + 654 pp,, 167 14 subject matter. and a number of differa c e s of opinion upon the merits of various 21,5 -, t3,50, types of construction and equipment. V. H. I n this revised edition. Dr. Holmes I n only one chanter. that by A. . . Mory, is there an extensive bibliography has arranged the subject matter in fwtyregarding the type of laboratory under eight chapters, followed by an appendix discussion. I n one or two other chapters containing a goad description of hydrogenion concentration in terms of pH values; there are literature references on certain phases of the questions that are discussed. tables of melting points, gas weights, 2210
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