[84] Howard R. Knight, Play and Recreation in a Town of 6000 (A Recreation Survey of Ipswich, Massachusetts), pp. 7-8. Russell Sage Foundation, New York City.
[85] George E. Johnson, Education through Recreation, pp. 48-50. Cleveland Education Survey. Published by the Survey Committee of the Cleveland Foundation, Cleveland, Ohio, 1916.
[86] Madison Recreational Survey, pp. 97-99. Prepared by a Special Committee of the Madison Board of Commerce, 1915.
[87] George E. Johnson, Education through Recreation, pp. 91-92. Cleveland Education Survey. Published by the Survey Committee of the Cleveland Foundation, Cleveland, Ohio, 1916.
[88] Sarah Webb Maury and Lena L. Tachau, A Penny Lunch, p. 8. 1915.
[89] Louise Stevens Bryant, “School Feeding.” Educational Hygiene (edited by Louis W. Rapeer), chap. xvi, pp. 286-287, 289. Charles Scribner’s Sons, 1915.
[90] Ibid. p. 285.
[91] Dr. E. A. Peterson, “Medical Inspection.” Survey of the St. Louis Public Schools, Vol. VII, Part II, pp. 41-45. Published by the Board of Education, St. Louis, Missouri.
[92] Elizabeth Wilson Allison, “The Teacher’s Field in Public Health Work.” Proceedings of the National Education Association, pp. 676-678. Published by the Secretary of the Association, Ann Arbor, Michigan, 1915.
[93] Charles Hubbard Judd and Samuel Chester Parker, Problems involved in Standardizing State Normal Schools, pp. 7-9. Bulletin No. 12, United States Bureau of Education, 1916.