
    Commonwealth v. Cox, Appellant.
    Submitted November 8, 1971.
    
      J. Graham Sale, Jr. 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, appel-lee.
   Order affirmed.  