[41] Ibid., p. 14.
[42] New York daily papers, September 18, 19, 20, 1919. Reports of International Conference of Women Physicians under Auspices of Young Women's Christian Association.
[43] See, for example, King, Lower Living Costs in Cities.
[44] Breckinridge and Abbott, The Delinquent Child and the Home, p. 66.
[45] See Thomas and Znaniecki, The Polish Peasant, vol. i.
[46] Abbott and Breckinridge, Truancy and Nonattendance in the Chicago Schools, chap. viii, p. 129.
[47] See Jane Addams, Twenty Years at Hull House, chap. xi.
[48] Breckinridge and Abbott, The Delinquent Child and the Home, p. 57.
[49] Ibid., p. 61.
[50] Breckinridge and Abbott, The Delinquent Child and the Home, p. 62. See U. S. Twelfth Census Population, vol. ii, p. 314, Table XXXII.