
    Triborough Bridge Authority, Appellant-Respondent, v. Bronx Towing Line, Inc., et al., Appellants, and Pennsylvania Railroad Company, Respondent.
   Judgment unanimously affirmed, with costs to the plaintiff against the defendants Bronx Towing Line, Inc., and David J. Conroy, Inc., and with costs to the defendant Pennsylvania Railroad Company against the plaintiff. No opinion. Present — Glennon, J. P., Dore, Van Voorhis, Shientag and Heffernan, JJ.  