
    November 7, 1980.
    429 A.2d 734
    Commonwealth v. Crawford, Appellant.
    Submitted December 6, 1979.
    John W. Packel, Chief Appeals, Assistant Public Defender, for appellant;
    Eric B. Henson, Assistant District Attorney, for Commonwealth, appellee.
    
      Before BROSKY, WICKERSHAM and ROBERTS, JJ.
    
    
      
       Justice Samuel J. Roberts of the Supreme Court of Pennsylvania is sitting by designation.
    
   Judgment affirmed.

ROBERTS, J. concurred in the result.  