international-association-of-machinists-and-aerospace-workers-district , 850 F.2d 368 ( 1988 )
United Transportation Union (C) and (T) and Robert M. Bannon, Plaintiffs v. Union Pacific Railroad Company, a Corporation , 812 F.2d 630 ( 1987 )
international-association-of-machinists-and-aerospace-workers-district , 833 F.2d 730 ( 1988 )