
    396 A.2d 840
    Pagliuca et al. v. City of Pittsburgh, Appellant.
    Argued October 23, 1978.
    Joseph A. Fricker, Jr., Assistant City Solicitor, for appellant; J. Cris Soich, with him Stokes, Lurie & Tracy, for appellees.
    Before PRICE, HESTER and WATKINS, JJ.
   Judgment affirmed.  