
    In the Matter of Gertrud Hassberg et al., Appellants, v Tax Commission of the City of New York et al., Respondents.
    Argued March 18, 1975;
    decided April 30, 1975
    
      
      Hans Harnik for appellants.
    
      Adrian P. Burke, Corporation Counsel (Edith I. Spivack, L. Kevin Sheridan and Russell D. Scott of counsel), for respondents.
   Concur: Chief Judge Breitel and Judges Jasen, Gabrielli, Jones, Wachtler, Fuchsberg and Cooke.  