
    No. 478.
    Amalgamated Food Employees Union Local 590 et al. v. Logan Valley Plaza, Inc., et al.
    
      S. G. Lippman and Tim Bernstein on the motion.
    
      Robert Lewis for respondents in opposition.
   Sup. Ct. Pa. (Certiorari granted, ante, p. 911.) Motion of Retail Clerks International Association, AFL-CIO, for leave to file a brief, as amicus curiae, granted.  