Railroad Archives Online
- CollectionD0063 - Walter W. Ainsworth Collection
- Series007 - Spokane, Portland, and Seattle Railway
- Subseries Level 1014 - Photographs
- Subseries Level 2001 - Railroads--Equipment and Supplies
- Subseries Level 3001 - Steam Locomotives
- 189 more...
- ItemWWASPSS-02-008 - Spokane, Portland and Seattle (SP&S) Steam Locomotive Number 150, Portland, Oregon, July 27, 1936
- ItemWWASPSS-02-009 - Spokane, Portland and Seattle (SP&S) Steam Locomotive Number 150, Portland, Oregon, undated
- ItemWWASPSS-02-010 - Spokane, Portland and Seattle (SP&S) Steam Locomotive Number 150, Vancouver, Washington, undated
- ItemWWASPSS-02-011 - Spokane, Portland and Seattle (SP&S) Steam Locomotive Number 150, Portland, Oregon, undated
- ItemWWASPSS-02-012 - Spokane, Portland and Seattle (SP&S) Steam Locomotive Number 150, undated
- ItemWWASPSS-02-013 - Spokane, Portland and Seattle (SP&S) Steam Locomotive Number 150, Portland, Oregon, undated
- ItemWWASPSS-02-014 - Spokane, Portland and Seattle (SP&S) Steam Locomotive Number 150, Portland, Oregon, undated
- ItemWWASPSS-02-015 - Spokane, Portland and Seattle (SP&S) Steam Locomotive Number 150, Portland, Oregon, June 3, 1941
- ItemWWASPSS-02-016 - Spokane, Portland and Seattle (SP&S) Steam Locomotive Number 150, Seaside, Oregon, June 1947
- 752 more...