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
- 428 more...
- ItemWWASPSS-07-030 - Spokane, Portland and Seattle (SP&S) Steam Locomotive Number 601, Portland, Oregon, undated
- ItemWWASPSS-07-031 - Spokane, Portland and Seattle (SP&S) Steam Locomotive Number 602, Spokane, Washington, April 5, 1910
- ItemWWASPSS-07-032 - Spokane, Portland and Seattle (SP&S) Steam Locomotive Number 602, Spokane, Washington, April 5, 1910
- ItemWWASPSS-07-033 - Spokane, Portland and Seattle (SP&S) Steam Locomotive Number 602, Portland, Oregon, August 24, 1913
- ItemWWASPSS-07-034 - Spokane, Portland and Seattle (SP&S) Steam Locomotive Number 602, undated
- ItemWWASPSS-07-035 - Spokane, Portland and Seattle (SP&S) Steam Locomotive Number 602, Vancouver, Washington, 1932
- ItemWWASPSS-07-036 - Spokane, Portland and Seattle (SP&S) Steam Locomotive Number 602, Vancouver, Washington, undated
- ItemWWASPSS-07-037 - Spokane, Portland and Seattle (SP&S) Steam Locomotive Number 603, Portland, Oregon, undated
- ItemWWASPSS-07-038 - Spokane, Portland and Seattle (SP&S) Steam Locomotive Number 603, Portland, Oregon, August 1936
- 513 more...