Nos. 92-3557 and 92-3625. Argued May 4, 1993. Decided July 1, 1993. Howard R. Flaxman, (argued), Blank, Rome, Comisky McCauley, Philadelphia, PA, for Resorts Intern. Hotel Casino. Paul J. Spielberg, Deputy Asst. Atty. Counsel, David Seid, Atty., John D. Burgoyne (argued), Jerry M. Hunter, Gen. Counsel, Yvonne T. Dixon, Acting Deputy Gen. Counsel, Nicholas E. Karatinos, Acting Associate Gen. Counsel, Aileen A. Armstrong, Deputy Associate Gen. Counsel, National Relations Bd., Washington DC, for NLRB