united-steelworkers-of-america-afl-cio-v-national-labor-relations-board , 496 F.2d 1342 ( 1974 )
newspaper-guild-of-greater-philadelphia-local-10-v-national-labor , 636 F.2d 550 ( 1980 )
international-union-of-electrical-radio-and-machine-workers-afl-cio-v , 502 F.2d 349 ( 1974 )