Document M47Rgw7RqLdE8Lqy9BREnQmOM

COMMONWEALTH OF PENNSYLVANIA DEPARTMENT OF HEALTH INDUSTRIAL HEALTI 0 . PROCRAM PRESENTED BY BUREAU OF INDUSTRIAL HYGIENE. ANNUAL HEALTH CONFERENCE ITATl COLIICC PENNSYLVANIA AUCUST Z5TH TO 28TH, 1952 Publitbed under the Direction of John S. Fine, Governor Russell E. Tbacub, MJ3, Secretary of Health JOSEPH SHILEN, M.D., Director, Bureau of laduttrial Hjgitn. 1 SCF-ALLF-01367 SC-ALL-05456