1. Ordinance No. 2752: The Zoning Ordinance Collection: City Planning and Landscape Architecture (CPLA) Format: Book Publication Date: 1960-02-08 Location: City Planning & Landscape Architecture Reference and Resource Center, Funk Library, University of Illinois Box: 3; Folder: 3 CPLA Sub-Collection: Lake Michigan Development Project Notes: "East Chicago" Map attached, dated (as revised) June 26, 1986
2. Ordinance No. 98-0026: An Ordinance Establishing a Subdivision Control Ordinance for the City of East Chicago, Indiana Collection: City Planning and Landscape Architecture (CPLA) Contributers: Common Council of the City of East Chicago Format: Book Publication Date: 1998-12-21 Location: City Planning & Landscape Architecture Reference and Resource Center, Funk Library, University of Illinois Box: 3; Folder: 3 CPLA Sub-Collection: Lake Michigan Development Project