
    428 A.2d 677
    Commonwealth v. Derr, Appellant.
    Reargument Denied Oct. 28, 1980.
    Submitted December 6, 1979.
    Alan Ellis, for appellant; Richard C. Brittain, District Attorney, for Commonwealth, appellee.
    Before BROSKY, WICKERSHAM and EAGEN, JJ.
    
    
      
       Chief Justice Michael J. Eagen of the Supreme Court of Pennsylvania, is sitting by designation.
    
   Order affirmed.  