
    Commonwealth v. Keen, Appellant.
    Submitted April 14, 1975.
    
      Stephen P. Swem, Trial Defender, John J. Dean, Chief, Appellate Division, and Ralph J. Cappy, Public Defender, for appellant; Charles W. Johns and Robert L. Eberhardt, Assistant District Attorneys, John M. Tighe, First Assistant District Attorney, and John J. Hickton, District Attorney, for Commonwealth, appellee.
   Order and judgment of sentence affirmed.  