1. Retain Corner Guidelines Collection: City Planning and Landscape Architecture (CPLA) Contributers: Horizon Committee; City of Plano; Johnson, Johnson, and Roy/inc. Format: Report Publication Date: 1985-07-01 Location: City Planning & Landscape Architecture Reference and Resource Center, Funk Library, University of Illinois Box: 36; Folder: 26 CPLA Sub-Collection: Cities from Around the World