00667cam a22002291 4500 l 57000129 DLC 20260227111545.0 900223s1957 sz a b 000 0 eng c l 57000129 (OCoLC)21115777 U.S. Dept. of Labor Library CU CU DLC premarc HD7269.F72 I6 International Labour Office. Occupational safety and health in forestry operations. Geneva, 1957. iv, 184 p. tables. 30 cm. "D.7.1957." Bibliography: p. 175-184. Forests and forestry Safety measures. 36953 36953