Preventive Medicine and Hygiene: By Milton J. Roseneau, Professor of Preventive Medicine and Hygiene, Harvard. With chapters upon: Sewage and Garbage, by George C. Whipple, Professor of Sanitary Engineering, Harvard; Vital Statistics, by C. L. Wilbur, Chief Statistician, Bureau of the Census, Department of Commerce and Labour ; and The Prevention of Mental Diseases, by T. W. Salmon, Director of Special Studies, National Committee for Mental Hygiene, etc. New York & London: D. Appleton & Co., 1913. Illustrated : pp. 1,074.subject.