Railroad Archives Online
- CollectionD0011 - James M. Fredrickson Collection
- Series001 - Burlington Northern Railroad Company
- Subseries Level 1014 - Photographs
- Subseries Level 2004 - Railroad tracks
- Subseries Level 3001 - Railroad mainline
- ItemJMF04-02584.0 - Burlington Northern track at Kanaskat, Washington, in 1975.
- ItemJMF04-02585.0 - Burlington Northern track at Kanaskat, Washington, in 1975.
- ItemJMF04-02682.0 - Northern Pacific right of way at Weston, Washington, in 1979.
- ItemJMF04-02683.0 - Northern Pacific right of way at Weston, Washington, in 1979.
- ItemJMF04-02760.0 - Burlington Northern tracks at Martin, Washington, in 1979.
- ItemJMF04-02761.0 - Burlington Northern tracks at Martin, Washington, in 1979.
- ItemJMF04-02762.0 - Burlington Northern tracks at Martin, Washington, in 1979.
- ItemJMF04-03001.0 - Burlington Northern tracks at Rainier, Washington, in 1975.
- ItemJMF04-03001.1 - Burlington Northern tracks at Rainier, Washington, in 1975.
- 12 more...