hicago, B. & Q.R. Co. _v._ Illinois ex rel. Grimwood, 200 U.S.
561 (1906); Chicago & A.R. Co. _v._ Tranbarger, 238 U.S. 67 (1915); Lake
Shore & M.S.R. Co. _v._ Clough, 242 U.S. 375 (1917).

[239] Pacific Gas & Electric Co. _v._ Police Ct., 251 U.S. 22 (1919).

[240] Chicago, St. P., M. & O.R. Co. _v._ Holmberg, 282 U.S. 162 (1930).

[241] Nashville, C. & St. L.R. Co. _v._ Walters, 294 U.S. 405 (1935).
_See also_ Lehigh Valley R. Co. _v._ Public Utility Comrs., 278 U.S. 24
(1928).

[242] United Fuel Gas Co. _v._ Railroad Commission, 278 U.S. 300,
308-309 (1929). _See also_ New York ex rel. Woodhaven Gas Light Co. _v._
Public Service Commission, 269 U.S. 244 (1925); New York ex rel. New
York & O. Gas Co. _v._ McCall, 245 U.S. 345 (1917).

[243] Missouri P.R. Co. _v._ Kansas ex rel. Taylor, 216 U.S. 262 (1910);
Chesapeake & O.R. Co. _v._ Public Service Commission, 242 U.S. 603
(1917); Ft. Smith Light & Traction Co. _v._ Bourland, 267 U.S. 330
(1925).

[244] Chesapeake & O.R. Co. _v._ Public Service Commission, 242 U.S.
603, 607 (1917); Brooks-Scanlon Co. _v._ Railroad Commission, 251 U.S.
396 (1920); Railroad Commission _v._ Eastern Texas R. Co., 264 U.S. 79
(1924); Broad River Power Co. _v._ South Carolina ex rel. Daniel, 281
U.S. 537 (1930).

[245] Atchison, T. & S.F.R. Co. _v._ Railroad Commission, 283 U.S. 380,
394-395 (1931).

[246] Minneapolis & St. L.R. Co. _v._ Minnesota ex rel. Railroad & W.
Commission, 193 U.S. 53 (1904).

[247] Gladson _v._ Minnesota, 166 U.S. 427 (1897).

[248] Missouri P.R. Co. _v._ Kansas ex rel. Taylor, 216 U.S. 262 (1910).

[249] Chesapeake & O.R. Co. _v._ Public Service Commission, 242 U.S. 603
(1917).

[250] Lake Erie & W.R. Co. _v._ State Public Utilities Commission ex
rel. Cameron, 249 U.S. 422 (1919); Western & A.R. Co. _v._ Georgia
Public Service Commission, 267 U.S. 493 (1925).

[251] Alton R. Co. _v._ Illinois Comm'n, 305 U.S. 548 (1939).

[252] Missouri P.R. Co. _v._ Nebraska, 217 U.S. 196 (1910).

[253] Chesapeake & O.R. Co. _v._ Public Service Commission, 242 U.S.
603, 607 (1917).

[254] Great Northern R. Co. _v._ Minnesota ex rel. Railroad & Warehouse
Commission, 238 U.S. 340 (1915); Great Northern R. Co. _v._ Cahill, 253
U.S. 71 (1920).

[255] Chicago, M. & St. P.R. Co. _v._ Wisconsin, 238 U.S. 491 (1915).

[256] Washington ex rel. Oregon R. & N. Co. _v._ Fairchild, 224 U.S.
510, 528-529 (1912). _See also_ Michigan C.R. Co. _v._ Michigan Railroad
Commissi