Railroad Archives Online
- FondsD0011 - James M. Fredrickson Collection
- Série004 - Northern Pacific Railroad Company
- Sous-série014 - Photographs
- 003 - Railroad Buildings and Structures
- 002 - Depots and Freighthouses
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- PièceJMF04-02802.0 - Northern Pacific station at North Yakima, Washington, circa 1920.
- PièceJMF04-02803.0 - Northern Pacific station at Yakima, Washington, circa 1910.
- PièceJMF04-02806.0 - Northern Pacific Bridge at Teanaway, Washington Territory, circa 1886.
- PièceJMF04-02844.0 - Northern Pacific station at Stampede, Washington Territory, in 1887.
- PièceJMF04-02880.0 - Northern Pacific station at Orting, Washington Territory, circa 1900.
- PièceJMF04-02889.0 - Northern Pacific station at South Prairie, Washington, circa 1890.
- PièceJMF04-02899.1 - Northern Pacific train crews at Wilkeson, Washington, circa 1910.
- PièceJMF04-02905.0 - Northern Pacific station at Renton, Washington, circa 1910.
- PièceJMF04-02906.0 - Northern Pacific station at Renton, Washington, in 1970.
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