Railroad Archives Online
- CollectionD0011 - James M. Fredrickson Collection
- Series010 - Other Railroads
- Subseries Level 1014 - Photographs
- Subseries Level 2001 - Railroads--Equipment and Supplies
- Subseries Level 3012 - Street railroads
- ItemJMF11-09888.0 - Regional Transportation Authority Elevated Train at Chicago, Illinois in May, 1989.
- ItemJMF11-10245.0 - Tri-County Metropolitan Transportation District of Oregon Light Rail Cars at Portland, Oregon in 1989.
- ItemJMF11-10246.0 - Tri-County Metropolitan Transportation District of Oregon Light Rail Cars at Portland, Oregon in 1989.
- ItemJMF11-10247.0 - Tri-County Metropolitan Transportation District of Oregon Light Rail Cars at Portland, Oregon in 1989.
- ItemJMF11-10248.0 - Tri-County Metropolitan Transportation District of Oregon Railcars at Portland, Oregon in 1989.
- 80 more...