00947cam a22002531 4500 l 52000013 DLC 20260227111542.0 770908s1951 sz 100 0 eng c l 52000013 (OCoLC)3248721 U.S. Dept. of Labor Library PPT DLC premarc HD7269.M39 I53 International Labour Office Hygiene in shops and offices. Second item on the agenda. Geneva, 1951. iv, 60 p. 24 cm. At head of title: Report 2. International Labour Organization. Advisory Committee on Salaried Employees and Professional Workers. 2d sess., Geneva, 1952. Industrial hygiene. Industrial hygiene Law and legislation. Office buildings. International Labour Organisation. Advisory Committee on Salaried Employees and Professional Workers. 36765 36765