[21] Haskins, How Other People Get Ahead, Savings Division, United States Treasury Department, p. 4.
[22] Report of the Health Insurance Commission of Illinois, p. 223.
[23] Report of the Health Insurance Commission of the State of Illinois, pp. 443-483.
[24] Ibid., pp. 523-532.
[25] Ibid., pp. 483-497.
[26] Chicago Housing Conditions, American Journal of Sociology, vol. xvi, p. 433; vol. xvii, pp. 1, 145; vol. xviii, p. 509; vol. xx, pp. 145, 289; vol. xxi, p. 185.
[27] Chicago Housing Conditions, ix, "The Lithuanians in the Fourth Ward," American Journal of Sociology, vol. xx, p. 296.
[28] Ninth Annual Report of the United States Commissioner of Labor on Building and Loan Associations, p. 56.
[29] Ibid., pp. 12-13.
[30] Kemmerer, Postal Savings Banks, pp. 100-104.