DECIMAL CLASSIFICATION 
331.25 
252 
253 
Pensions Insurance Benefit agencies 
See also 368 Insurance 
Pensions 
Group insurance 
See also 331.8251 Employer's liability 
Individual insurance 
Life insurance 
Social insurance Workmen’s insurance 
Accidents 
See also 331.823 Labor accidents 
Sickness 
Old age Invalidity 
Involuntary unemployment 
See also 331.137 Unemployment 
26 State and wages 
261 Legislation Laws 
262 Wages for state labor 
27 Professional remuneration 
28 Wages divided by industry 
282—.2899 Divided like 620-699 
20 Wages divided by country like 936-999 
v3 Labor of children ee also 179.2 Cruelty to children 
4 Labor of women See also 396.5 Woman 
41 Night work 
43 Work of married women 
435 Work of women with child 
44 Work of young women 
5 Work under certain unfavorable conditions 
Reduced wages, compulsory labor 
Prisons Convict labor 
See also 265 Prisons 
52 
53 
Convents  Ouvroirs (workshops) 
Ouvroirs ar charity workshops paying beneficiaries nominal wages and market. 
ing products at prices so small as to lower wages of selfsupporting workers 
Contract labor 
See also 331.625 Coolies 
Apprentis labor 
See also 331.861 Apprentisship 
Peonage Serfs 
See also 326.3 Serfs and serfdom 
Compulsory labor Corvée 
Slave labor 
See also 326 Slavery 
Handicant 
54 
55 
£6 
57 
58 
g5Q