Railroad Archives Online
- CollectionD0011 - James M. Fredrickson Collection
- Series010 - Other Railroads
- Subseries Level 1014 - Photographs
- Subseries Level 2001 - Railroads--Equipment and Supplies
- Subseries Level 3011 - Railroad cars self-propelled
- ItemJMF11-09824.0 - Bellingham Bay & British Columbia Motor Car Number 2 at Bellingham, Washington, circa 1910.
- ItemJMF11-09825.0 - Bellingham Bay & British Columbia Motor Car Number 2 at Everson, Washington, circa 1910.
- ItemJMF11-09826.0 - Bellingham Bay & British Columbia Motor Car Number 2 at Everson, Washington, circa 1910.
- ItemJMF11-10441.0 - Skagit River Railway Motor Car Number 5 at Rockport, Washington, circa 1950.
- ItemJMF11-10447.0 - Spokane, Coeur D' Alene & Palouse Railway Rail Car Number 47, circa 1925.
- 53 more...