[210] 320 U.S. 591 (1944). The result of this case had been foreshadowed by the opinion of Justice Stone in Federal Power Commission v. Natural Gas Pipeline Co., 315 U.S. 575, 586 (1942) to the effect that the Commission was not bound to the use of any single formula or combination of formulas in determining rates.
[211] 320 U.S. 591, 602, 605 (1944).
[212] American Telephone & Telegraph Co. v. United States, 299 U.S. 232 (1936); United States v. New York Telephone Co., 326 U.S. 638 (1946); Northwestern Electric Co. v. Federal Power Commission, 321 U.S. 119 (1944).
[213] Valvoline Oil Co. v. United States, 308 U.S. 141 (1939); Champlin Refining Co. v. United States, 329 U.S. 29 (1946).
[214] Isbrandtsen-Moller Co. v. United States, 300 U.S. 139, 146 (1937).
[215] St. Louis S.W. Ry. Co. v. United States, 245 U.S. 136, 143 (1917).
[216] Akron C. & Y.R. Co. v. United States, 261 U.S. 184 (1923).
[217] Dayton-Goose Creek R. Co. v. United States, 263 U.S. 456, 481, 483 (1924).
[218] Chicago, I. & L.R. Co. v. United States, 270 U.S. 287 (1926). Cf. Seaboard Air Line R. Co. v. United States, 254 U.S. 57 (1920).
[219] United States v. Berwind-White Coal Mine Co., 274 U.S. 564, 575 (1927).