
    454 A.2d 162
    Commonwealth v. Derrickson, Appellant.
    Petition for Allowance of Appeal Denied March 8, 1983.
    
      Argued January 6, 1982.
    John W. Nails, for appellant; Andrew S. Kovach, Assistant District Attorney, for Commonwealth, appellee.
    Before SPAETH, CAVANAUGH and MONTEMURO, JJ.
   The judgment of sentence is affirmed.  