00870cam a22002291 4500 l 48000185 DLC 20260227111541.0 770617s1948 xx 000 0 eng c l 48000185 (OCoLC)3050668 U. S. Dept. of Labor. Library OC IDeKN DLC HD5113 .I7 1948a International Labour Office Report of the Governing Body of the International Labour Office upon the working of the convention (no. 6) concerning the night work of young persons employed in industry (1919) Geneva, 1948. 24 p. 32 cm. At head of title: International Labour Conference. 31st sess., San Francisco, 1948. Child labor. Night work. International Labor Conference (31st : 1948 : San Francisco) 36633 36633