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
- 60 more...
- ItemWWASPSL8-047 - Spokane, Portland, and Seattle (SP&S) Steam Locomotive at Pyramid, Oregon, August 5, 1916
- ItemWWASPSL8-048 - Spokane, Portland, and Seattle (SP&S) Steam Locomotive at Pyramid, Oregon, August 5, 1916
- ItemWWASPSL8-050 - Spokane, Portland, and Seattle (SP&S) Steam Locomotive 151 at Pyramid, Oregon, September 23, 1951
- ItemWWASPSL8-066 - Spokane, Portland, and Seattle (SP&S) Steam Locomotive 50, Blind Slough, Oregon, circa 1910
- ItemWWASPSL8-071 - Spokane, Portland, and Seattle (SP&S) Steam Locomotive, Oregon, 1916
- ItemWWASPSL8-098 - Spokane, Portland, and Seattle (SP&S) Steam Locomotive at Astoria, Oregon, undated
- ItemWWASPSL8-099 - Spokane, Portland, and Seattle (SP&S) Steam Locomotive at Astoria, Oregon, undated
- ItemWWASPSL8-100 - Spokane, Portland, and Seattle (SP&S) Steam Locomotive at Astoria, Oregon, undated
- ItemWWASPSL8-101 - Spokane, Portland, and Seattle (SP&S) Steam Locomotive at Astoria, Oregon, undated
- 881 more...