
    Christ W. Dahnke, appellant, v. Berthold and Helena John, appellees.
    Gen. No. 27,634.
    Suit for balance due on contract for building concrete tanks for fuel oil. Set-off claiming damages resulting from alleged defects in said tanks. Judgment for defendants. See John v. Dahnke, supra, this volume. Appeal from the Municipal Court of Chicago; the Hon. John Greenway, Judge, presiding. Heard in the third division of this court for the first district at the March term, 1922.
    Affirmed.
    Opinion filed May 9, 1923.
    Rehearing denied June 5, 1923.
    Goldzier, Rodgers & Froehlich, for appellant. William Reeda and Oke L. Pearson, for appellees; Amos W. Marston, of counsel.
   Mr. Presiding Justice Thomson

delivered the opinion of the court.  