Railroad Archives Online
- CollectionD0011 - James M. Fredrickson Collection
- Series004 - Northern Pacific Railroad Company
- Subseries Level 1014 - Photographs
- Subseries Level 2003 - Railroad Buildings and Structures
- Subseries Level 3002 - Depots and Freighthouses
- 91 more...
- ItemJMF04-02552.0 - Northern Pacific interlocking tower at Tacoma, Washington, in 1967.
- ItemJMF04-02553.0 - Northern Pacific interlocking tower at Tacoma, Washington, in 1967.
- ItemJMF04-02558.0 - Northern Pacific mainline near Tacoma, Washington, circa 1948.
- ItemJMF04-02559.0 - Northern Pacific mainline at Tacoma, Washington, circa 1935.
- ItemJMF04-02560.0 - Northern Pacific station at Puyallup, Washington, circa 1900.
- ItemJMF04-02560.1 - Northern Pacific station at Puyallup, Washington, on July 28, 1954.
- ItemJMF04-02561.0 - Northern Pacific station at Sumner Washington, circa 1927.
- ItemJMF04-02562.0 - Northern Pacific station at Sumner Washington, circa 1927.
- ItemJMF04-02566.0 - Northern Pacific station at Auburn, Washington, circa 1900.
- 303 more...