1. Colour Slides Collection: City Planning and Landscape Architecture (CPLA) Contributers: Harlow Development Corporation Format: Fact Sheet Publication Date: unknown Location: City Planning & Landscape Architecture Reference and Resource Center, Funk Library, University of Illinois Box: 38; Folder: 12 CPLA Sub-Collection: Cities from Around the World
2. List of Publications and Colour Slides on Sale Collection: City Planning and Landscape Architecture (CPLA) Contributers: Harlow Development Corporation Format: Fact Sheet Publication Date: unknown Location: City Planning & Landscape Architecture Reference and Resource Center, Funk Library, University of Illinois Box: 38; Folder: 12 CPLA Sub-Collection: Cities from Around the World Notes: Has a watermark for Hertford Castle
3. Milestones in Harlow's History Collection: City Planning and Landscape Architecture (CPLA) Format: Fact Sheet Publication Date: unknown Location: City Planning & Landscape Architecture Reference and Resource Center, Funk Library, University of Illinois Box: 38; Folder: 12 CPLA Sub-Collection: Cities from Around the World
4. Stevenage (England) and Peterlee (England) Collection: City Planning and Landscape Architecture (CPLA) Format: Fact Sheet Publication Date: n/d Location: City Planning & Landscape Architecture Reference and Resource Center, Funk Library, University of Illinois Box: 33; Folder: 23 CPLA Sub-Collection: General subjects