
    Commonwealth v. Jackson, Appellant.
    Submitted March 19, 1973.
    
      Robert Stein and Jonathan Miller, Assistant Defenders, and Vincent J. Ziccardi, Defender for appellant; James T. Ranney and Milton M. Stein, Assistant District Attorneys, and. Arlen Specter, District Attorney, for Commonwealth, appellee.
   Judgment of sentence affirmed.  