| Waring v. Mobile | 8 Wall. 110 (1869) | 364 |
| Warren-Bradshaw Co. v. Hall | 317 U.S. 88 (1942) | 157 |
| Washington v. Dawson & Co. | 264 U.S. 219 (1924) | 311, 581 |
| Washington v. Superior Court | 289 U.S. 361 (1933) | 1078 |
| Washington ex rel. Oregon R. & N. Co. v. Fairchild | 224 U.S. 510 (1912) | 1013 |
| Washington ex rel. Seattle Title Trust Co. v. Roberage | 278 U.S. 116 (1928) | 1029 |
| Washington Market Co. v. District of Columbia | 172 U.S. 361 (1899) | 304 |
| Washington-Southern Navigation Co. v. Baltimore & P.S.B. Co. | 263 U.S. 629 (1924) | 526 |
| Washington University v. Rouse | 8 Wall. 439 (1869) | 351 |
| Waterloo Distilling Corp. v. United States | 282 U.S. 577 (1931) | 841 |
| Waters-Pierce Oil Co. v. Texas | 212 U.S. 86 (1909) | 1017, 1133 |
| Watkins, Ex parte | 3 Pet. 193 (1830) | 313, 314, 904 |
| Watkins, Ex parte | 7 Pet. 568 (1833) | 302 |
| Watson v. Buck | 313 U.S. 387 (1941) | 564 |
| Watson v. Jones | 13 Wall. 679 (1872) | 627 |
| Watson v. Maryland | 218 U.S. 173 (1910) | 1024, 1145, 1146, 1155 |
| Watson v. Mercer | 8 Pet. 88 (1834) | 327 |
| Watson v. Tarpley | 18 How. 517 (1856) | 604 |
| Watts, In re | 190 U.S. 1 (1903) | 265 |
| Watts v. Indiana | 338 U.S. 49 (1949) | 1120, 1121 |
| Watts v. United States | 1 Wash. Terr. 288 (1870) | 435 |
| Waugh v. Mississippi University | 237 U.S. 589 (1915) | 985 |
| Wayman v. Southard | 10 Wheat. 1 (1825) | 74, 75, 79, 512, 525 |
| Weaver v. Palmer Bros. Co. | 270 U.S. 402 (1926) | 1031 |
| Webb, Ex parte | 225 U.S. 663 (1912) | 699 |
| Webber v. Virginia | 103 U.S. 455 (1881) | 185 |
| Weber v. Freed | 239 U.S. 325 (1915) | 162 |
| Weber v. State Harbor Comrs. | 18 Wall. 57 (1873) | 698 |
| Webster v. Reid | 11 How. 437 (1851) | 893 |
| Weeks v. United States | 232 U.S. 383 (1914) | 828, 831, 905 |
| Weems v. United States | 217 U.S. 349 (1910) | 903 |
| Weiss v. Stearn | 265 U.S. 242 (1924) | 1195 |
| Weiss v. United States | 308 U.S. 321 (1939) | 136 |
| Welch v. Cook | 97 U.S. 541 (1879) | 304, 342 |
| Welch v. Henry | 305 U.S. 134 (1938) | 1039, 1150 |
| Welch v. Swasey | 214 U.S. 91 (1909) | 983, 1027, 1065, 1068, 1154 |
| Welch Co. v. New Hampshire | 306 U.S. 79 (1939) | 226, 251, 1155 |
| Weller v. New York | 268 U.S. 319 (1925) | 1024 |
| Wells, Ex parte | 18 How. 307 (1856) | 407 |
| Wells v. Roper | 246 U.S. 335 (1918) | 588, 590 |
| Wells Fargo & Co. v. Ford | 238 U.S. 503 (1915) | 658 |
| Welton v. Missouri | 91 U.S. 275 (1876) | 184, 218 |
| West Coast Hotel v. Parrish | 300 U.S. 379 (1937) | 303, 855, 980, 988, 1146, 1159 |
| Western & A.R. Co. v. Georgia Public Service Commission | 267 U.S. 493 (1925) | 1012 |
| Western & A.R. Co. v. Henderson | 279 U.S. 639 (1929) | 1094, 1095 |
| Western Distributing Co. v. Public Serv. Com. of Kansas | 285 U.S. 119 (1932) | 234 |
| Western Life Indemnity Co. v. Rupp | 235 U.S. 261 (1914) | 676 |
| Western Live Stock v. Bureau of Revenue | 303 U.S. 250 (1938) | 195, 204, 205, 207 |
| Western Maid, The | 257 U.S. 419 (1922) | 586 |
| Western Oil Refining Co. v. Lipscomb | 244 U.S. 346 (1917) | 187 |
| Western Paper Makers' Chemical Co. v. United States | 271 U.S. 268 (1926) | 850 |
| Western Turf Asso. v. Greenberg | 204 U.S. 359 (1907) | 809, 981, 1024 |
| Western Union Teleg. Co. v. Alabama Board of Assessment | 132 U.S. 472 (1889) | 204 |
| Western Union Teleg. Co. v. Ann Arbor R. Co. | 178 U.S. 239 (1900) | 567 |
| Western Union Teleg. Co. v. Brown | 234 U.S. 542 (1914) | 232 |
| Western Union Teleg. Co. v. Chiles | 214 U.S. 274 (1909) | 305 |
| Western Union Teleg. Co. v. Commercial Milling Co. | 218 U.S. 406 (1910) | 232, 971, 1156 |
| Western Union Teleg. Co. v. Crovo | 220 U.S. 364 (1911) | 232 |
| Western Union Teleg. Co. v. Foster | 247 U.S. 105 (1918) | 120, 232 |
| Western Union Teleg. Co. v. Industrial Com'n. | 24 F. Supp. 370 (1938) | 1085 |
| Western Union Teleg. Co. v. International B. of E. Workers | 2 F (2d) 993 (1924) | 953 |
| Western Union Teleg. Co. v. Kansas ex rel. Coleman | 216 U.S. 1 (1910) | 196, 1051 |
| Western Union Teleg. Co. v. Lenroot | 323 U.S. 490 (1945) | 158 |
| Western Union Teleg. Co. v. Massachusetts | 125 U.S. 530 (1888) | 200, 201 |
| Western Union Teleg. Co. v. New Hope | 187 U.S. 419 (1903) | 214 |
| Western Union Teleg. Co. v. Pendleton | 122 U.S. 347 (1887) | 232 |
| Western Union Teleg. Co. v. Richmond | 224 U.S. 160 (1912) | 232, 1009 |
| Western Union Teleg. Co. v. Speight | 254 U.S. 17 (1920) | 122, 126 |
| Western Union Teleg. Co. v. Taggart | 163 U.S. 1 (1896) | 201 |
| Western Union Teleg. Co. v. Texas | 105 U.S. 460 (1882) | 126, 193, 733 |
| Weston v. Charleston | 2 Pet. 449 (1829) | 729 |
| West River Bridge Co. v. Dix | 6 How. 507 (1848) | 350 |
| West Side Belt R. Co. v. Pittsburgh Constr. Co. | 219 U.S. 92 (1911) | 685 |
| West v. American Telephone & Telegraph Co. | 311 U.S. 223 (1940) | 607 |
| West v. Louisiana | 194 U.S. 258 (1904) | 1009, 1141 |
| Wetmore v. Karrick | 205 U.S. 141 (1907) | 659 |
| Wharton v. Wise | 153 U.S. 155 (1894) | 11, 369 |
| Wheaton v. Peters | 8 Pet. 591 (1834) | 271, 274, 275 |
| Wheeler v. Jackson | 137 U.S. 245 (1890) | 1092 |
| Wheeler v. Sohmer | 233 U.S. 434 (1914) | 1045, 1047 |
| Wheeler v. United States | 226 U.S. 478 (1913) | 827 |
| Wheeler Lumber Bridge & Supply Co. v. United States | 281 U.S. 572 (1930) | 107 |
| Wheeling, P. & C. Transportation Co. v. Wheeling | 99 U.S. 273 (1879) | 366 |
| Wheeling Steel Corp. v. Fox | 298 U.S. 193 (1936) | 1042, 1050 |
| Wheeling Steel Corp. v. Glander | 337 U.S. 562 (1949) | 198, 1143, 1144, 1150 |
| Whelan v. United States | 7 Cr. 112 (1812) | 576 |
| White v. Cannon | 6 Wall. 443 (1868) | 728 |
| White v. Hart | 13 Wall. 646 (1872) | 728 |
| White v. Ragen | 324 U.S. 760 (1945) | 1102, 1125, 1126, 1137 |
| White v. Texas | 310 U.S. 530 (1940) | 1113 |
| Whitehead v. Shattuck | 138 U.S. 146 (1891) | 895 |
| White River Turnpike Co. v. Vermont Cent. R. Co. | 21 Vt. 590 (1849) | 350 |
| Whitfield v. Ohio | 297 U.S. 431 (1936) | 217, 219, 240, 687 |
| Whitfield ex rel. Hadley v. Aetna L. Ins. Co. | 205 U.S. 489 (1907) | 1023 |
| Whitney v. California | 274 U.S. 357 (1927) | 772, 776, 800, 1156 |
| Whitney v. Graves | 299 U.S. 366 (1937) | 1054 |
| Whitney v. Robertson | 124 U.S. 190 (1888) | 421, 422 |
| Whitney v. State Tax Com. | 309 U.S. 530 (1940) | 1039 |
| Whitten v. Tomlinson | 160 U.S. 231 (1895) | 634 |
| Wichita Railroad & L. Co. v. Public Utilities Commission | 260 U.S. 48 (1922) | 75, 1000 |
| Wickard v. Filburn | 317 U.S. 111 (1942) | 147, 153, 159, 564, 857 |
| Wiggins Ferry Co. v. East St. Louis | 107 U.S. 365 (1883) | 231, 366 |
| Wight v. Davidson | 181 U.S. 371 (1901) | 303, 846 |
| Wilcox v. Jackson ex dem. McConnel | 13 Pet. 498 (1839) | 477, 703 |
| Wiley v. Sinkler | 179 U.S. 58 (1900) | 87, 967 |
| Wilkerson v. Utah | 99 U.S. 130 (1879) | 904 |
| Wilkes County v. Coler | 180 U.S. 506 (1901) | 331 |
| Willamette Iron Bridge Co. v. Hatch | 125 U.S. 1 (1888) | 229, 699 |
| Willard v. Presbury | 14. Wall. 676 (1870) | 304 |
| Willcox v. Consolidated Gas Co. | 212 U.S. 19 (1909) | 1002, 1006, 1008 |
| Willcutts v. Bunn | 282 U.S. 216 (1931) | 108 |
| Williams, Ex Parte | 277 U.S. 267 (1928) | 631 |
| Williams v. Arkansas | 217 U.S. 79 (1910) | 1156 |
| Williams v. Baltimore | 289 U.S. 36 (1933) | 982, 1143 |
| Williams v. Bruffy | 96 U.S. 176 (1878) | 325, 691 |
| Williams v. Bruffy | 102 U.S. 248 (1880) | 555 |
| Williams v. Fears | 179 U.S. 270 (1900) | 120, 693, 967, 971 |
| Williams v. Johnson | 239 U.S. 414 (1915) | 864 |
| Williams v. Kaiser | 323 U.S. 471 (1945) | 1100, 1101, 1102, 1103 |
| Williams v. Mississippi | 170 U.S. 213 (1898) | 1164, 1186 |
| Williams v. New York | 337 U.S. 241 (1949) | 1128 |
| Williams v. North Carolina | 317 U.S. 287 (1942) | 663, 665, 1133 |
| Williams v. North Carolina | 325 U.S. 226 (1945) | 663, 665 |
| Williams v. Riley | 280 U.S. 78 (1929) | 542 |
| Williams v. Standard Oil Co. | 278 U.S. 235 (1929) | 996 |
| Williams v. Suffolk Insurance Company | 13 Pet. 415 (1839) | 472, 473 |
| Williams v. United States | 1 How. 290 (1843) | 477 |
| Williams v. United States | 255 U.S. 336 (1921) | 322 |
| Williams v. United States | 289 U.S. 553 (1933) | 512, 531, 534, 535 |
| Williams v. United States | 341 U.S. 97 (1951) | 883, 1176 |
| Williamson v. Berry | 8 How. 495 (1850) | 604, 605 |
| Williamson v. Osenton | 232 U.S. 619 (1914) | 601 |
| Williamson v. United States | 207 U.S. 425 (1908) | 99 |
| Willing v. Chicago Auditorium Association | 277 U.S. 274 (1928) | 551 |
| Willson v. Blackbird Creek Marsh Co. | 2 Pet. 245 (1829) | 217, 229, 230 |
| Wilmette Park District v. Campbell | 338 U.S. 411 (1949) | 107, 109 |
| Wilmington & W.R. Co. v. King | 91 U.S. 3 (1875) | 356 |
| Wilmington Star Min. Co. v. Fulton | 205 U.S. 60 (1907) | 971, 987 |
| Wilmington Transp. Co. v. R.R. Com. | 236 U.S. 151 (1915) | 231 |
| Wiloil Corp. v. Pennsylvania | 294 U.S. 169 (1935) | 189 |
| Wilson, Ex Parte | 114 U.S. 417 (1885) | 838 |
| Wilson v. Cook | 327 U.S. 474 (1946) | 699, 703, 731 |
| Wilson v. Eureka City | 173 U.S. 32 (1899) | 1157 |
| Wilson v. Gaines | 103 U.S. 417 (1881) | 347 |
| Wilson v. New | 243 U.S. 332 (1917) | 142, 855 |
| Wilson v. North Carolina ex rel. Caldwell | 169 U.S. 586 (1898) | 1096 |
| Wilson v. Seligman | 144 U.S. 41 (1892) | 1074 |
| Wilson v. Standefer | 184 U.S. 399 (1902) | 355 |
| Wilson v. United States | 162 U.S. 613 (1896) | 843 |
| Wilson v. United States | 221 U.S. 361 (1911) | 827, 844, 884 |
| Winnebago, The, (Iroquois Transp. Co. v. Delaney Forge & Iron Co.) | 205 U.S. 354 (1907) | 235 |
| Winona & St. P. Land Co. v. Minnesota | 159 U.S. 526 (1895) | 1060 |
| Winona & St. P.R. Co. v. Blake | 94 U.S. 180 (1877) | 1143 |
| Winters v. New York | 333 U.S. 507 (1948) | 779, 1097 |
| Winton v. Amos | 255 U.S. 373 (1921) | 864 |
| Wiscart v. Dauchy | 3 Dall. 321 (1796) | 522, 560, 612, 614 |
| Wisconsin v. Illinois | 278 U.S. 367 (1929) | 128 |
| Wisconsin v. Minnesota Mining Co. | 311 U.S. 452 (1940) | 1055 |
| Wisconsin v. Pelican Insurance Co. | 127 U.S. 265 (1888) | 596, 597, 613, 654, 658, 674, 675, 684 |
| Wisconsin v. Penney (J.C.) Co. | 311 U.S. 435 (1940) | 1054 |
| Wisconsin & Michigan Ry. v. Powers | 191 U.S. 379 (1903) | 204, 342, 343 |
| Wisconsin Gas Co. v. United States | 322 U.S. 526 (1944) | 1044 |
| Wisconsin, M. & P.R. Co. v. Jacobson | 179 U.S. 287 (1900) | 222, 1012 |
| Wisconsin Railroad Com. v. Chicago, B. & Q.R.R. Co. | 257 U.S. 563 (1922) | 136, 220 |
| Wissner v. Wissner | 338 U.S. 655 (1950) | 285 |
| Withers v. Buckley | 20 How. 84 (1858) | 699, 751 |
| Withnell v. Ruecking Constr. Co. | 249 U.S. 63 (1919) | 1059 |
| Wolf v. Colorado | 338 U.S. 25 (1949) | 830, 831, 1122, 1123 |
| Wolff Packing Co. v. Industrial Court | 262 U.S. 522 (1923) | 992, 996 |
| Wolff Packing Co. v. Industrial Court | 267 U.S. 552 (1925) | 986 |
| Wolsey v. Chapman | 101 U.S. 755 (1880) | 477 |
| Wong Doo v. United States | 265 U.S. 239 (1924) | 315 |
| Wong Yang Sung v. McGrath | 339 U.S. 33 (1950) | 850, 852 |
| Wong Wing v. United States | 163 U.S. 228 (1896) | 838, 846 |
| Wood & Henderson, In re | 210 U.S. 246 (1908) | 893 |
| Wood v. Broom | 287 U.S. 1 (1932) | 94, 548 |
| Wood v. Lovett | 313 U.S. 362 (1941) | 332, 333 |
| Woodruff v. Parham | 8 Wall. 123 (1869) | 182, 183, 239, 363 |
| Woodruff v. Trapnall | 10 How. 190 (1851) | 326 |
| Woods v. Miller | 333 U.S. 138 (1948) | 293, 475, 859 |
| Woods v. Stone | 333 U.S. 472 (1948) | 856 |
| Woods & Sons v. Carl | 203 U.S. 358 (1906) | 276 |
| Woodson v. Deutsche G. & S.S.V. Roessler | 292 U.S. 449 (1934) | 865 |
| Worcester v. Georgia | 6 Pet. 515 (1832) | 431, 625 |
| Worcester County Trust Co. v. Riley | 302 U.S. 292 (1937) | 934 |
| Worthen Co. v. Kavanaugh | 295 U.S. 56 (1935) | 361 |
| Worthen Co. v. Thomas | 292 U.S. 426 (1934) | 361 |
| Wright v. Davidson | 181 U.S. 371 (1901) | 848 |
| Wright v. Georgia R. & Bkg. Co. | 216 U.S. 420 (1910) | 347 |
| Wright v. Mountain Trust Co. | 300 U.S. 440 (1937) | 263, 858 |
| Wright v. Nagle | 101 U.S. 791 (1880) | 330 |
| Wright v. Union Central Insurance Co. | 304 U.S. 502 (1938) | 263 |
| Wright v. United States | 302 U.S. 583 (1938) | 103 |
| Wuchter v. Pizzutti | 276 U.S. 13 (1928) | 661, 1074, 1085, 1088 |
| Wyandotte Gas Co. v. Kansas | 231 U.S. 622 (1914) | 349 |
| Y | ||
| Yakus v. United States | 321 U.S. 414 (1944) | 76, 289, 512, 525, 532, 620, 624, 893 |
| Yamashita, In re | 327 U.S. 1 (1946) | 317, 846, 851 |
| Yamataya v. Fisher | 189 U.S. 86 (1903) | 852 |
| Yarbrough, Ex parte | 110 U.S. 651 (1884) | 87, 94, 309, 386, 967, 1172, 1183, 1208 |
| Yarbrough v. Yarbrough | 290 U.S. 202 (1933) | 671 |
| Yates v. Milwaukee | 10 Wall. 497 (1870) | 604 |
| Yazoo & M.V.R. Co. v. Greenwood Grocery Co. | 227 U.S. 1 (1913) | 247 |
| Yazoo & M.V.R. Co. v. Jackson Vinegar Co. | 226 U.S. 217 (1912) | 1015, 1092 |
| Yeaton v. United States | 5 Cr. 281 (1809) | 1214 |
| Yee Hem v. United States | 268 U.S. 178 (1925) | 849 |
| Yeiser v. Dysart | 267 U.S. 540 (1925) | 990 |
| Yerger, Ex parte | 8 Wall. 85 (1869) | 523, 612, 619 |
| Yick Wo v. Hopkins | 118 U.S. 356 (1886) | 981, 1142, 1143, 1145, 1157, 1158 |
| York v. Texas | 137 U.S. 15 (1890) | 1090 |
| York Mfg. Co. v. Colley | 247 U.S. 21 (1918) | 121 |
| Yost v. Dallas County | 236 U.S. 50 (1915) | 357 |
| Young, Ex parte | 209 U.S. 123 (1908) | 524, 628, 629, 630, 931, 933, 934 |
| Young v. Masci | 289 U.S. 253 (1933) | 1033 |
| Young v. United States | 97 U.S. 39 (1878) | 640 |
| Young Co. v. McNeal-Edwards Co. | 283 U.S. 398 (1931) | 1090 |
| Youngstown Co. v. Sawyer | 343 U.S. 579 (1952) | 380, 489 |
| Yu Cong Eng v. Trinidad | 271 U.S. 500 (1926) | 855 |
| Z | ||
| Zabriskie v. Hackensack & N.Y.R. Co. | 18 N.J. Eq. 178 (1867) | 344 |
| Zahn v. Board of Public Works | 274 U.S. 325 (1927) | 1028 |
| Zakonaite v. Wolf | 226 U.S. 272 (1912) | 853, 878 |
| Zane v. Hamilton County | 189 U.S. 370 (1903) | 352 |
| Zap v. United States | 328 U.S. 624 (1946) | 831 |
| Ziffrin, Inc. v. Reeves | 308 U.S. 132 (1939) | 241, 1232 |
| Zorach v. Clauson | 303 N.Y. 161, 100 N.E. 2d 463 (1951) | 762 |
| Zorach v. Clauson | 343 U.S. 306 (1952) | 763 |
| Zucht v. King | 260 U.S. 174 (1922) | 984 |