01226cam a22003131 4500 e 53000001 DLC 20260227111235.0 770627s1952 dcua 001 0 eng c e 53000001 (OCoLC)3075243 U. S. Office of Education NOsU DLC premarc L111 .A6 1952, no. 13 LA219 .A53 372.273 United States. Office of Education. Schools at work in 48 States; a study of elementary school practices. [Visitors and reporters: Effie G. Bathurst [and others] Coordinator of the study, Helen K. Mackintosh. Washington, 1952] x, 138 p. illus. 23 cm. Its Bulletin, 1952, no. 13 L111.A6 1952, no. 13 bound with: Bulletin / United States. Office of Education, 1952, no. 12-1952, no. 21, subsequent to publication. Education, Elementary. Teachers' workshops. Community and school. Mackintosh, Helen K. (Helen Katherine), 1897- Elementary school practices. United States. Office of Education. Bulletin, 1952, no. 13. 22188 22188