Railroad Archives Online
- CollectionD0177A - Chuck Strawn Collection
- Series010 - Other Railroads
- Subseries Level 1014 - Photographs
- Subseries Level 2004 - Railroad Tracks
- Subseries Level 3003 - Railroad Yards
- ItemStrawn0636 - Canadian Pacific Railway (CP) Yard at Cranbrook, British Columbia, July 1955
- ItemStrawn0590 - Northwestern Pacific Railroad (NWP) Yard at Tiburon, California, August 12, 1951