[123] On the parity cases, consult Hammond, Railway Rate Theories, etc., 1911, pp. 120 and 149.
[124] 14 I.C.C. Rep., 1-74 and Ann. Rep. I.C.C., 1911, p. 46. The later judicial history will be found at p. [543], infra.
[126] Rates must not vary with profits. 13 I.C.C. Rep., 429; and consistently held ever since.
[127] Arbitration of Cotton Rates, etc., Nov. 15 and 16, 1900; pamphlet arguments of Southern v. Illinois Central Railways. Wool rates are the same. 23 I. C. C. Rep., 151.
[128] This was the gist of the complaint in the Cincinnati Freight Bureau case; pp. [248], [392] and [588], infra.
[129] Chapters XI and XIX, infra.
[130] Now covered by law since 1910. Pp. [512] and [571], infra.
[132] Senate Committee on the Transportation Interests of the United States and Canada, 1890, p. 362.