Note 139 — Chapter VI · CONCENTRATION OF WEALTH IN MONOPOLIES, ETC.
Reading edition
Dr. Spahr, ibid., pp. 98, 104-5. Also: Statistics of Massachusetts Bureau of Labor, 1890, p. 319.
Reading edition
Dr. Spahr, ibid., pp. 98, 104-5. Also: Statistics of Massachusetts Bureau of Labor, 1890, p. 319.