Technical Report Series No. 80. 42 pp., WHO, Geneva, 1954. Distributed by Columbia University Press, International Documents Service, 2960 Broadway, New York 27, New York. Price $.25, 1/9, Sw. fr. 1
by Henry A. Davidson, M.D., editor, Journal of the Medical Society of New Jersey. 1st edition, 338 pages. New York, The Ronald Press Company, 1957. $5.00
by Harold B. Gotaas, Professor of Sanitary Engineering, University of California, Berkeley, California. Geneva, WHO, distributed in the U. S. A. by Columbia University Press, 2960 Broadway, New York 27, N. Y. 1956. Price Ł1 5 s., $5.00, Sw. fr. 15
