Authorities Cited: United States Code 29 U.S.C. § 158(a)(1) 29 U.S.C. § 158(a)(5) 29 U.S.C. § 160(e) Supreme Court 369 U.S. 736, 743 381 U.S. 676, 685 404 U.S. 157 441 U.S. 488, 497 Circuit Courts 170 F.2d 247, 250 707 F.2d 548, 555 722 F.2d 1120, 1127 924 F.2d 245, 253 927 F.2d 635, 640 962 F.2d 48, 57 988 F.2d 198, 203 8 F.3d 832, 836 111 F.3d 146, 153 162 F.3d 513, 518 176 F.3d 494 217 F.3d 869, 873-874 284 F.3d 605 334 F.3d 27, 31 414 F.3d 36, 41 433 F.3d 834, 837