
    No. 655.
    Calderon et al. v. Tobin, Secretary of Labor, et al.
    
      F. Trowbridge vom Baur and Ralph E. Becker for petitioners. Solicitor General Perlman, Assistant Attorney General Baldridge, Paul A. Sweeney and Morton Hollander for respondents.
   United States Court of Appeals for the District of Columbia Circuit. Certiorari denied.  