
    Board of Education of City of Chicago, appellant, v. Macey Securities Company, appellee.
    Gen. No. 39,547.
    Opinion filed February 1, 1938.
    Richard S. Folsom, Frank S. Righeimer, Edward R. Johnston, Albert E. Jenner, Jr., and Samuel W. Block, for appellant.
    Sonnenschein, Berkson, Lautmann, Levinson & Morse and David H. Brill, for appel-lee;
    Isaac E. Ferguson, of counsel.
   Mr. Justice McSurely

delivered the opinion of the court.  