
    Byrne Brothers Construction Company, Inc., appellee, v. The Sanitary District of Chicago, appellant.
    Gen. No. 37,612.
    Opinion filed November 20, 1935.
    William Rothmann, Elmer J. Whitty, Lawrence J. Fenlon, Thomas F. Donovan and William 0. Oehlsen, for appellant. John L. Mc-Inerney, for appellee; Edward H. Murnane, of counsel.
   Mr. Justice Hebei

delivered the opinion of the court.  