
    No. 689.
    Carroll et al. v. President and Commissioners of Princess Anne et al.
    
      Melvin L. Wulf and William H. Zinman for petitioners. Francis B. Burch, Attorney General of Maryland, S. Leonard Rottman, Assistant Attorney General, and Alexander G. Jones for respondents.
   Ct. App. Md. Cer-tiorari granted.  