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
- 180 more...
- ItemWWASPSS-01-110 - Spokane, Portland and Seattle (SP&S) Steam Locomotive Number 106, Vancouver, Washington, undated
- ItemWWASPSS-01-111 - Spokane, Portland and Seattle (SP&S) Steam Locomotive Number 107, Cascades, Washington, June 8, 1913
- ItemWWASPSS-02-001 - Spokane, Portland and Seattle (SP&S) Steam Locomotive Number 150, Philadelphia, Pennsylvania, April 1911
- ItemWWASPSS-02-002 - Spokane, Portland and Seattle (SP&S) Steam Locomotive Number 150, Philadelphia, Pennsylvania, April 1911
- ItemWWASPSS-02-003 - Spokane, Portland and Seattle (SP&S) Steam Locomotive Number 150, undated
- ItemWWASPSS-02-004 - Spokane, Portland and Seattle (SP&S) Steam Locomotive Number 150, undated
- ItemWWASPSS-02-005 - Spokane, Portland and Seattle (SP&S) Steam Locomotive Number 150, Portland, Oregon, April 2, 1922
- ItemWWASPSS-02-006 - Spokane, Portland and Seattle (SP&S) Steam Locomotive Number 150, Rainier, Oregon, undated
- ItemWWASPSS-02-007 - Spokane, Portland and Seattle (SP&S) Steam Locomotive Number 150, Portland, Oregon, October 3, 1931
- 761 more...