
    Commonwealth v. Hill, Appellant.
    Submitted April 14, 1971.
    
      A. M. Cohen and John J. Dean, Assistant Public Defenders, and George H. Ross, Public Defender, for appellant;
    
      Carol Mary Los and Robert L. Campbell, Assistant District Attorneys, and Robert W. Duggan, District Attorney, for Commonwealth, appellee.
   Judgment of sentence affirmed.  