
    Commonwealth v. Alston, Appellant.
    Argued November 11, 1970.
    
      Donald E. Lewis, Assistant Public Defender, with him John J, Dean, Assistant Public Defender, and George E. Ross, Public Defender, for appellant;
    
      Robert L. Campbell, Assistant District Attorney, with him Carol Mary Los, Assistant District Attorney, and Robert W. 
      
      Duggan, District Attorney, for Common-wealth, appellee.
   Judgments of sentence in all appeals affirmed.  