Railroad Archives Online
- CollectionD0177A - Chuck Strawn Collection
- Series010 - Other Railroads
- Subseries Level 1014 - Photographs
- Subseries Level 2004 - Railroad Tracks
- Subseries Level 3001 - Railroad Mainline
- ItemStrawn0639 - Canadian Pacific Railway (CP) Track in British Columbia, July 1955
- ItemStrawn0642 - Canadian Pacific Railway (CP) Track in British Columbia, 1955
- ItemStrawn0445 - Camas Prairie Railroad (CSP) track at Lewiston, Idaho, November 28, 1995