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
- ItemGNRHS.55.19.33 - Spokane, Portland, and Seattle Railway Steam Locomotive 902 at Hillyard, Washington, undated
- ItemGNRHS.55.19.35 - Spokane, Portland, and Seattle Railway Steam Locomotive 902 at Hillyard, Washington, undated
- ItemGNRHS.55.20.21 - Spokane, Portland, and Seattle Railway Steam Locomotive 903 at Hillyard, Washington, undated
- ItemGNRHS.55.20.23 - Spokane, Portland, and Seattle Railway Steam Locomotive 905 at Hillyard, Washington, undated
- ItemGNRHS.55.20.25 - Spokane, Portland, and Seattle Railway Steam Locomotive 905 at Hillyard, Washington, undated
- 18 more...