The educational directories for 1916, 1917, 1918, and 1919 United States Bureau of Education cover some of the following categories: (1) The United States Bureau of Education; (2) Principal State school officers; (3) Executive officers of State boards of education; (4) Executive officers of State library commissions; (5) County superintendents of schools; (6) Superintendents of public schools in cities; (7) Assistant and district superintendents of schools in cities of over 25,000 population; (8) Business managers in larger cities; (9) Chief medical inspector or school health officer in cities of over 25,000 population; (10) Colleges and universities--presidents and heads of departments of education; (11) Officers of boards of trustees of universities and colleges; (12) Presidents and deans of professional schools; (13) Principals of normal and kindergarten training schools; (14) Vocational education; (15) Schools for the blind; (16) Schools for the deaf; (17) Schools for the feeble-minded; (18) Summer-school directories; (19) Directors of museums; (20) Librarians of public and society libraries; (21) Directors of library schools; (22) Educational boards and foundations; (23) Church educational boards and societies; (24) Superintendents of Catholic parochial schools; (25) Jewish education organizations; (26) International associations of education; (27) American educational associations; (28) Learned and civic organizations; (29) State federation of women's clubs; (30) Mothers' congresses; (31) Educational periodicals; and (32) Foreign countries--chief officers of education 1914-15.