Arthur Jay Klein

United States. Bureau of Education, Glen Levin Swiggett, Peter Henry Pearson, Walter Alexander Montgomery, William Orr, United States. Office of Education. Statistical Division, Arthur Jay Klein, Walton Simon Bittner, John Dorsey Wolcott, Mary Burchard Orvis

United States. Office of Education, Arthur Jay Klein, Charles Robinson Toothaker, John Joseph Mahoney, National Education Association of the United States. Commission on the Reorganization of Secondary Education, National Education Association of the United States. Commission on the Reorganization of Secondary Schools, Samuel Paul Capen

Walter Sylvanus Deffenbaugh, Katherine Margaret Cook, Alice Barrows, Arthur Jay Klein, Charles Robinson Toothaker, John Joseph Mahoney, National Education Association of the United States. Commission on the Reorganization of Secondary Education, Walton Colcord John, Hannah Margaret Harris

United States. Office of Education, Arthur Jay Klein, Charles Robinson Toothaker, John Joseph Mahoney, National Education Association of the United States. Commission on the Reorganization of Secondary Education, National Education Association of the United States. Commission on the Reorganization of Secondary Schools, Samuel Paul Capen

United States. Office of Education, Arthur Jay Klein, Charles Robinson Toothaker, John Joseph Mahoney, National Education Association of the United States. Commission on the Reorganization of Secondary Education, National Education Association of the United States. Commission on the Reorganization of Secondary Schools, Samuel Paul Capen