
    Maria Serravillo, Respondent, v New York City Transit Authority, Appellant.
    Argued June 3, 1977;
    decided June 30, 1977
    
      
      David Henry Sculnick, Alphonse E. D’Ambrose and John A. Murray for appellant.
    
      Beatrice Maviglia for respondent.
   Concur: Chief Judge Breitel and Judges Jasen, Gabrielli, Jones, Wachtler, Fuchsberg and Cooke.  