167 Des Moines Gas Co. v. Des Moines, 238 U.S. a hundred and seventy Willcox v. Consolidated Gas Co., 212 U.S. 142 Wolff Packing Co. v. Industrial Court, 262 U.S. Railroad Comm?n, 262 U.S. 262 (1932). See also Adams v. Tanner, 244 U.S.