Convention for the Partial Revision of the Conventions Adopted by the General Conference of the International Labour Organisation at Its First Twenty-eight Sessions for the Purpose of Making Provision for the Future Discharge of Certain Chancery Functions Entrusted by the Said Conventions to the Secretary-General of the League of Nations and Introducing therein Certain Further Amendments Consequential upon the Dissolution of the League of Nations and the Amendment of the Constitution of the International Labour Organisation