Railroad Archives Online
- CollectionD0011 - James M. Fredrickson Collection
- Series007 - Spokane, Portland, and Seattle Railway
- Subseries Level 1014 - Photographs
- Subseries Level 2001 - Railroads--Equipment and Supplies
- Subseries Level 3001 - Steam Locomotives
- 96 more...
- ItemJMF21-05233.0 - Spokane, Portland & Seattle Railway steam locomotive 326 at Portland, Oregon, circa 1932.
- ItemJMF21-05234.0 - Spokane, Portland & Seattle Railway steam locomotive 335 at Tacoma, Washington in 1944.
- ItemJMF21-05235.0 - Spokane, Portland & Seattle Railway steam locomotive 336, circa 1945.
- ItemJMF21-05237.0 - Spokane, Portland & Seattle Railway steam locomotive 536 at Pasco, Washington on July 20, 1950.
- ItemJMF21-05236.0 - Spokane, Portland & Seattle Railway steam locomotive 537, circa 1943.