00940cam a22002411 4500 l 23000172 DLC 20260227111529.0 961002s1922 ne b 000 0 eng l 23000172 (OCoLC)36274359 DLC ICU DLC K1821 .I57 1922 International Federation of Trade Unions. The protection of young workers throughout the world; a summary of the protective legislative measures for young workers in the various countries. Amsterdam, The International Federation of Trade Unions, 1922. 72 p. tables, col. maps. 23 cm. Publications of the International Federation of Trade Unions ; no. 1 Child labor. Children Legal status, laws, etc. Technical education. International Federation of Trade Unions. Publications ; no. 3. 35699 35699