This is the fourth part of the 1937 educational directory published by the Office of Education. This bulletin focuses on educational associations and directories. It contains the following: (1) American associations; (2) Educational foundations and boards; (4) International educational associations and foundations; (5) National congress of parents and teachers; (6) Executive officers of State Library Commissions; (7) State library associations; and (8) Educational and social directories. (Contains 1 footnote.) [For related reports see "Educational Directory, 1937. Bulletin, 1937, No. 1. Part I: State and County School Officers" (ED542527); "Educational Directory, 1937. Bulletin, 1937, No. 1. Part II: City School Officers" (ED542528); and "Educational Directory, 1937. Bulletin, 1937, No. 1. Part III: Colleges and Universities Including All Institutions of Higher Education" (ED542529). Best copy available has been provided.]