delivered the opinion of the court.
Gen. No. 35,916.
Heard in the third division of this court for the first district at the *626April term, 1932.
Opinion filed December 21, 1932.
Rehearing denied January 6, 1933.
Lambert K. Hayes and William II. Sexton, Corporation Counsel, for appellants.
Albert Schaffner and Earl J. Walker, for appellees.
delivered the opinion of the court.