
    Barr et vir, Appellants, v. Zupi.
    Argued April 10, 1972.
    
      Edward A. Mihalik, with him John Alan Conte, and Conte,
    
    
      
      Courtney, Tarasí é Price, for appellants; Robert W. Lewis, with him Rowley, Smith & Lewis, for appellee.
   Judgment affirmed; on the opinion of President Judge Sawyer.  