Industrial Hygiene Unit.—
The Los Angeles County Department of Health has established a bureau of industrial hygiene. Dr. Hugh E. Dierker Jr. and Mr. Frank Stead, an engineer, have been named to the staff. The Division of Industrial Hygiene of the National Institute of Health, Washington, D. C., will lend a chemist to the new bureau.
The Los Angeles County Medical Association and the tuberculosis section will devote a round table discussion, October 28, to "Tuberculosis Problems Met in General Practice." Dr. Henry Chesley Bush, Livermore, chief of the tuberculosis service of Alameda County, will be the moderator.—Dr. Alson R. Kilgore, San Francisco, addressed the Hollywood Academy of Medicine, October 9, on "The Benign Proliferative Disorders of the Breast—Their Differentiation from and Their Relation to the Development of Cancer."— The Los Angeles Obstetrical and Gynecological Society and the Trudeau Society of Los Angeles cooperated in a program