National Labor Relations Board v. Northeast Oklahoma City Manufacturing Company , 631 F.2d 669 ( 1980 )
johnson-builders-inc-v-united-brotherhood-of-carpenters-and-joiners , 422 F.2d 137 ( 1970 )
carpenters-district-council-of-denver-and-vicinity-on-behalf-of-its , 513 F.2d 1 ( 1975 )