Railroad Archives Online
- FondD0011 - James M. Fredrickson Collection
- Sorozat004 - Northern Pacific Railroad Company
- Alsorozat014 - Photographs
- 003 - Railroad Buildings and Structures
- 010 - Miscellaneous Structures
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- IratdarabJMF04-02588.1 - Green River dam at Headworks, Washington, in 1955.
- IratdarabJMF04-02592.0 - Green River at Eagle Gorge, Washington, in 1955.
- IratdarabJMF04-02593.0 - Green River at Eagle Gorge, Washington, in 1955.
- IratdarabJMF04-02593.1 - Howard Hansen dam at Eagle Gorge, Washington, circa 1960.
- IratdarabJMF04-02594.0 - Lake at Eagle Gorge, Washington, in 1963.
- IratdarabJMF04-02606.0 - Northern Pacific hotel at Green River Hot Springs, Washington, circa 1900.
- IratdarabJMF04-02607.0 - Northern Pacific hotel at Green River Hot Springs, Washington, circa 1900.
- IratdarabJMF04-02608.0 - Northern Pacific hotel at Green River Hot Springs, Washington, circa 1900.
- IratdarabJMF04-02609.0 - Northern Pacific hotel at Green River Hot Springs, Washington, circa 1900.
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