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Review article

First published online March, 1964

Book Reviews : Water Pollution Control—Sewage Treatment—Water Treatment: selected biological references,by William M. Ingram and Kenneth M. Mackenthun. 142 pp. u.s. DEPT. OF HEALTH,EDUCATION,AND WELFARE,Public Health Service,Division of Water Supply and Pollution Control. u.s. GOVERNMENT PRINTING OFFICE. Washington,1963. 70 cents. [EZ/6]