
    Nicholas M. Vassilliades et al., Appellants, v. P. A. Margaronis et al., Respondents.
    Argued January 21, 1971;
    decided April 8, 1971.
    
      
      Benjamin H. Siff and Herbert Lebovici for appellants.
    
      Mortimer A. Shapiro and Morton Mondschein for respondents.
   Concur: Chief Judge Puno and Judges Scileppi, Bergan, Breitel, Jasen and Gibson. Taking no part: Judge Burke.  