Convention	Title, year adopted	Convention	Title, year adopted	Convention	Title, year adopted
Number	Number	Number
[31]	Convention Limiting Hours of Work in Coal Mines, 1931	32	Convention concerning the Protection against Accidents of Workers Employed in Loading or Unloading Ships (Revised 1932), 1932	33	Convention concerning the Age for Admission of Children to Non-Industrial Employment, 1932
34	Convention concerning Fee-Charging Employment Agencies, 1933	35	Convention concerning Compulsory Old-Age Insurance for Persons Employed in Industrial or Commercial Undertakings, in the Liberal Professions, and for Outworkers and Domestic Servants, 1933	36	Convention concerning Compulsory Old-Age Insurance for Persons Employed in Agricultural Undertakings, 1933
37	Convention concerning Compulsory Invalidity Insurance for Persons Employed in Industrial or Commercial Undertakings, in the Liberal Professions, and for Outworkers and Domestic Servants, 1933	38	Convention concerning Compulsory Invalidity Insurance for Persons Employed in Agricultural Undertakings, 1933	39	Convention concerning Compulsory Widows' and Orphans' Insurance for Persons Employed in Industrial or Commercial Undertakings, in the Liberal Professions, and for Outworkers and Domestic Servants, 1933
40	Convention concerning Compulsory Widows' and Orphans' Insurance for Persons Employed in Agricultural Undertakings, 1933	41	Convention concerning Employment of Women during the Night (Revised 1934), 1934	*42	Convention concerning Workmen's Compensation for Occupational Diseases (Revised 1934), 1934
43	Convention for the Regulation of Hours of Work in Automatic Sheet-Glass Works, 1934	44	Convention Ensuring Benefit or Allowances to the Involuntarily Unemployed, 1934	*45	Convention concerning the Employment of Women on Underground Work in Mines of all Kinds, 1935
[46]	Convention Limiting Hours of Work in Coal Mines (Revised 1935), 1935	47	Convention concerning the Reduction of Hours of Work to Forty a Week, 1935	48	Convention concerning the Establishment of an International Scheme for the Maintenance of Rights under Invalidity, Old-Age and Widows' and Orphans' Insurance, 1935
49	Convention concerning the Reduction of Hours of Work in Glass-Bottle Works, 1935	*50	Convention concerning the Regulation of Certain Special Systems of Recruiting Workers, 1936	[51]	Convention concerning the Reduction of Hours of Work on Public Works, 1936
52	Convention concerning Annual Holidays with Pay, 1936	53	Convention concerning the Minimum Requirement of Professional Capacity for Masters and Officers on Board Merchant Ships, 1936	54	Convention concerning Annual Holidays with Pay for Seamen, 1936
55	Convention concerning the Liability of the Shipowner in Case of Sickness, Injury or Death of Seamen, 1936	56	Convention concerning Sickness Insurance for Seamen, 1936	57	Convention concerning Hours of Work on Board Ship and Manning, 1936
*58	Convention Fixing the Minimum Age for the Admission of Children to Employment at Sea (Revised 1936), 1936	59	Convention Fixing the Minimum Age for Admission of Children to Industrial Employment (Revised 1937), 1937	60	Convention concerning the Age for Admission of Children to Non-Industrial Employment (Revised 1937), 1937
[61]	Convention concerning the Reduction of Hours of Work in the Textile Industry, 1937	62	Convention concerning Safety Provisions in the Building Industry, 1937	63	Convention concerning Statistics of Wages and Hours of Work in the Principal Mining and Manufacturing Industries, Including Building and Construction, and in Agriculture, 1938
64	Convention concerning the Regulation of Written Contracts of Employment of Indigenous Workers, 1939	65	Convention concerning Penal Sanctions for Breaches of Contracts of Employment by Indigenous Workers, 1939	[66]	Convention concerning the Recruitment, Placing and Conditions of Labour of Migrants for Employment, 1939
67	Convention concerning the Regulation of Hours of Work and Rest Periods in Road Transport, 1939	68	Convention concerning Food and Catering for Crews on Board Ship, 1946	*69	Convention concerning the Certification of Ships' Cooks, 1946
70	Convention concerning Social Security for Seafarers, 1946	71	Convention concerning Seafarers' Pensions, 1946	72	Convention concerning Vacation Holidays with Pay for Seafarers, 1946
*73	Convention concerning the Medical Examination of Seafarers, 1946	74	Convention concerning the Certification of Able Seamen, 1946	75	Convention concerning Crew Accommodation on Board Ship, 1946
76	Convention concerning Wages, Hours of Work on Board Ship and Manning, 1946	77	Convention concerning Medical Examination for Fitness for Employment in Industry of Children and Young Persons, 1946	78	Convention concerning Medical Examination of Children and Young Persons for Fitness for Employment in Non-Industrial Occupations, 1946