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
- 821 more...
- ItemWWASPSS-03-064 - Spokane, Portland and Seattle (SP&S) Steam Locomotive Number 302, Portland, Oregon, October 7, 1931
- ItemWWASPSS-03-065 - Spokane, Portland and Seattle (SP&S) Steam Locomotive Number 302, Portland, Oregon, June 30, 1938
- ItemWWASPSS-03-066 - Spokane, Portland and Seattle (SP&S) Steam Locomotive Number 303, Wishram, Washington, April 21, 1940
- ItemWWASPSS-03-067 - Spokane, Portland and Seattle (SP&S) Steam Locomotive Number 303, Lyle, Washington, 1941
- ItemWWASPSS-03-068 - Spokane, Portland and Seattle (SP&S) Steam Locomotive Number 303, undated
- ItemWWASPSS-03-069 - Spokane, Portland and Seattle (SP&S) Steam Locomotive Number 304, Vancouver, Washington, November 1940
- ItemWWASPSS-03-070 - Spokane, Portland and Seattle (SP&S) Steam Locomotive Number 304, Portland, Oregon, April 1932
- ItemWWASPSS-03-071 - Spokane, Portland and Seattle (SP&S) Steam Locomotive Number 304, Portland, Oregon, undated
- ItemWWASPSS-03-072 - Spokane, Portland and Seattle (SP&S) Steam Locomotive Number 304, Vancouver, Washington, November 15, 1942
- 120 more...