National Labor Relations Board v. Southern Paper Box Company , 473 F.2d 208 ( 1973 )
Frito-Lay, Inc., Petitioner-Cross-Respondent v. National Labor Relations Board, Respondent-Cross-Petitioner , 422 F.2d 169 ( 1970 )
National Labor Relations Board v. Pinkerton's, Inc. , 621 F.2d 1322 ( 1980 )