[11] "Infant Mortality, A Study of Infant Mortality in a Suburban Community," U. S. Children's Bureau Publication No. 11.
[12] "Infant Mortality, Results of a Field Study in Manchester, New Hampshire," U. S. Children's Bureau Publication No. 20.
[13] Details may be secured from the National Housing Association, 105 East Twenty-second Street, New York City.
[14] Chicago Housing Studies, American Journal of Sociology, vol. xx, p. 154.
[15] Children's Bureau Publication No. 9, "Infant Mortality, Johnstown, Pennsylvania," p. 29.
[16] See Edith Elmer Wood, The Housing of the Unskilled Wage Earner; Report of Massachusetts Homestead Commission; Reports of United States Housing Corporation.
[17] Edith Elmer Wood, Housing of the Unskilled Wage Earner, chap. viii.
[18] Edith Elmer Wood, Housing of the Unskilled Wage Earner, p. 233.
[19] Survey, June 28, 1919.
[20] See Annual Report of the Immigrants' Protective League, 1910-1911, and Abbott, The Immigrant and the Community, chap. v, "The Special Problems of the Immigrant Girl."