Lawrence T. Banks, Pres. Thomas W. O'Connor, V.P. Hugh J. Greenan, Secy. CHICAGO GRAIN TRIMMERS ASSOCIATION, INC. Lake Calumet Transit Dock #1, Butler Drive, CHICAGO 33, ILL. MARINE BULK GRAIN SERVICE CHICAGO & MILWAUKEE Telephones DAY -- Mitchell 6-0487 NIGHT -- Beverly 3-7792