- CollectionCent.col - Highland Park Centennial Collection
- 12 more...
- File1.13 Centennial Newsclippings
- File1.14 Order form for Highland Park: First Hundred Years
- File1.15 Highland Park Centennial Banner
- Fonds1.16 Highland Park Centennial
- File1.17 Gas News: Magazine of Peoples Gas and North Shore Gas Companies
- File2.1 Centennial Events
- File2.3 Centennial Dinner Photographs
- File2.4.70.506.1 - First day cancellation envelope
