
    Pittsburgh et al., Appellants, v. University of Pittsburgh.
    Argued April 14, 1966.
    
      Regis C. Nairn, Assistant City Solicitor, with him Louis Dadowski, First Assistant City Solicitor, for appellants; Charles Covert Arensberg, with him Patterson, Crawford, Arensberg & Dunn, for appellees.
   Order affirmed.

Watkins, J., absent.  