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
- 167 more...
- ItemWWASPSS-01-097 - Spokane, Portland and Seattle (SP&S) Steam Locomotive Number 100, Cascades, Washington, August 20, 1916
- ItemWWASPSS-01-098 - Spokane, Portland and Seattle (SP&S) Steam Locomotive Number 100, Portland, Oregon, August 20, 1916
- ItemWWASPSS-01-099 - Spokane, Portland and Seattle (SP&S) Steam Locomotive Number 100, Cascades, Washington, August 20, 1916
- ItemWWASPSS-01-100 - Spokane, Portland and Seattle (SP&S) Steam Locomotive Number 101, Vancouver, Washington, July 9, 1916
- ItemWWASPSS-01-101 - Spokane, Portland and Seattle (SP&S) Steam Locomotive Number 101, Unknown Location, undated
- ItemWWASPSS-01-102 - Spokane, Portland and Seattle (SP&S) Steam Locomotive Number 101, Portland, Oregon, August 26, 1927
- ItemWWASPSS-01-103 - Spokane, Portland and Seattle (SP&S) Steam Locomotive Number 102, Portland, Oregon, January 1, 1920
- ItemWWASPSS-01-104 - Spokane, Portland and Seattle (SP&S) Steam Locomotive Number 102, Portland, Oregon, August 26, 1927
- ItemWWASPSS-01-105 - Spokane, Portland and Seattle (SP&S) Steam Locomotive Number 103, Wrecked, Unknown Location, undated
- 774 more...