21. Zoning Ordinance Number 637 for City of Salem, Marion County, Illinois Collection: City Planning and Landscape Architecture (CPLA) Contributers: Salem, Illinois Format: Ordinance Publication Date: 1947-10-04 Location: City Planning & Landscape Architecture Reference and Resource Center, Funk Library, University of Illinois Box: 41; Folder: 28 CPLA Sub-Collection: Cities from Around the World
22. Zoning Ordinance of Silvis, Il Collection: City Planning and Landscape Architecture (CPLA) Contributers: Silvis Planning Commission; Bi-State Metropolitan Planning Commission Format: Ordinance Publication Date: 1983-12 Location: City Planning & Landscape Architecture Reference and Resource Center, Funk Library, University of Illinois Box: 41; Folder: 54 CPLA Sub-Collection: Cities from Around the World
23. Zoning Ordinance of the Village of Niles Illinois Collection: City Planning and Landscape Architecture (CPLA) Contributers: Village of Niles, Illinois Format: Ordinance Publication Date: 1937-01-01 Location: City Planning & Landscape Architecture Reference and Resource Center, Funk Library, University of Illinois Box: 39; Folder: 60 CPLA Sub-Collection: Cities from Around the World