Economic and Financial Organization of the League of Nations : EFO
Flag or Logo since 1920-09-01
Economic and Financial Organization of the League of Nations : EFO (en) + Organisation Financière et Économique de la Société des Nations : OFÉ (fr) + Organización Económica y Financiera de la Sociedad de Naciones : OEF (es)
Emblem or Symbol
SG Sir Gladwyn Jebb (uk) (ruler of UNITED NATIONS since 1945-10-24)