Railroad Archives Online
- CollectionE0357 - Wade J Stevenson Collection
- Series007 - Spokane, Portland, and Seattle Railway
- Subseries Level 1014 - Photographs
- Subseries Level 2001 - Railroads--Equipment and Supplies
- Subseries Level 3001 - Steam Locomotives
- 17 more...
- ItemGNRHS.55.24.03 - Spokane, Portland, and Seattle Railway Steam Locomotive 904, undated
- ItemGNRHS.55.24.16 - Spokane, Portland, and Seattle Railway Steam Locomotive 910 at Hillyard, Washington, undated
- ItemGNRHS.55.24.36 - Spokane, Portland, and Seattle Railway Steam Locomotive at Hillyard, Washington, undated
- ItemGNRHS.55.24.44 - Spokane, Portland, and Seattle Railway Steam Locomotive 910 at Hillyard, Washington, undated
- ItemGNRHS.55.24.46 - Spokane, Portland, and Seattle Railway Steam Locomotive 910 at Hillyard, Washington, undated
- ItemGNRHS.55.29.47 - Spokane, Portland, and Seattle Railway Steam Locomotive 4000 at Hillyard, Washington, undated