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
- 356 more...
- ItemWWASPSS-05-031 - Spokane, Portland and Seattle (SP&S) Steam Locomotive Number 366, Portland, Oregon, 1939
- ItemWWASPSS-05-032 - Spokane, Portland and Seattle (SP&S) Steam Locomotive Number 366, Portland, Oregon, undated
- ItemWWASPSS-05-033 - Spokane, Portland and Seattle (SP&S) Steam Locomotive Number 366, Vancouver, Washington, 1940
- ItemWWASPSS-05-034 - Spokane, Portland and Seattle (SP&S) Steam Locomotive Number 366, Portland, Oregon, November 10, 1946
- ItemWWASPSS-05-035 - Spokane, Portland and Seattle (SP&S) Steam Locomotive Number 366, undated
- ItemWWASPSS-05-036 - Spokane, Portland and Seattle (SP&S) Steam Locomotive Number 366, Portland, Oregon, undated
- ItemWWASPSS-05-037 - Spokane, Portland and Seattle (SP&S) Steam Locomotive Number 367, Portland, Oregon, undated
- ItemWWASPSS-05-038 - Spokane, Portland and Seattle (SP&S) Steam Locomotive Number 367, Portland, Oregon, July 2, 1949
- ItemWWASPSS-05-039 - Spokane, Portland and Seattle (SP&S) Steam Locomotive Number 367, Portland, Oregon, September 3, 1949
- 585 more...