- Collectionhigh.rai - Highland Park Railroad Collection
- FondsBox 2 - North Shore Lines/ photographed by Harold G Mason, Advertising department
- File2.1 - 2.1 Harold G Mason photo index compiled by the Highland Park Historical Society
- File2.2 - 2.2 CNSNRR and NSRR
- File2.3 - 2.3 NSSV Line - Highmoor station, Woodridge station, Briergate station
- File2.4 - 2.4 CNSMRRCo - Lake Saint Mary, Libertyville, Waukegan, Mundeline station
- File2.5 - 2.5 CNSMRRCo - Wisconsin
- File2.6 - 2.6 CNSM - Home along the route
- File2.7 - 2.7 Highland Park
- File2.8 - 2.8 Ravinia - Landscape
- File2.9 - Highland Park exhibit no. 2
