
    Mangan v. Pittsburgh et al., Appellants.
    Submitted September 29, 1969.
    Before Bell, C. J., Jones, Cohen, Eagen, O’Brien, Roberts and Pomeroy, JJ.
    
      Robert E. Dauer, Assistant City Solicitor, and Marion K. Fmkelhor, City Solicitor, for appellants.
    
      Stanford A. Segal, and Cats, Cohen & O’Brien, for appellee.
    November 11, 1969:
   Opinion

Per Curiam,

Judgment affirmed.  