
    Samuel Levins and Genco Inc., appellees, v. City of Chicago et al., appellants.
    Gen. No. 40,268.
    Opinion filed July 6, 1938.
    Rehearing denied July 19, 1938.
    Barnet Hodes, Corporation Counsel, for appellants; Martin H. Foss and Alphonse Cerza, Assistant Corporation Counsel, of counsel. Otto E. Weiner, for appellees; Sidney R. Zatz, of counsel.
   Mr. Justice O 'Connor

delivered the opinion of the court.  