Messrs. Henry N. Benson, of St. Paul, Minn. Raymond T. Jackson, of Cleveland, Ohio, and Gilbert Bettman, of Cincinnati, Ohio, for complainants.
Messrs. Joseph B. Fleming and William Rothmann, both of Chicago, Ill., for defendant Sanitary Dist. of Chicago.
Mr. Oscar E. Carlstrom, of Chicago, Ill., for the State of Illinois.