Authorities Cited: United States Code 29 U.S.C. § 158(a)(1) 29 U.S.C. § 160(c) Supreme Court 373 U.S. 221 380 U.S. 278, 284 380 U.S. 300, 311-312 388 U.S. 26, 33-34 389 U.S. 375, 378 460 U.S. 693, 700 460 U.S. 702 467 U.S. 883, 900 482 U.S. 27, 42 522 U.S. 359, 366 Circuit Courts 534 F.2d 1331, 1334 619 F.2d 1337 856 F.2d 1250, 1259 857 F.2d 661, 664 924 F.2d 1078, 1085 115 F.3d 1045, 1050