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 3002 - Diesel Locomotives
- 329 more...
- ItemWWASPSL8-137 - Spokane, Portland, and Seattle (SP&S) Diesel Locomotive 96 at Astoria, Oregon, undated
- ItemWWASPSL8-149 - Spokane, Portland, and Seattle (SP&S) Diesel Locomotives 93 and 65 at Astoria, Oregon, undated
- ItemWWASPSL8-161 - Spokane, Portland, and Seattle (SP&S) Diesel Locomotive 152 at Astoria, Oregon, undated
- ItemWWASPSL2-080 - Spokane, Portland, and Seattle (SP&S) Diesel Locomotives 860, 200, 855 and 60 near Stevenson, Washington, March 15, 1964
- ItemWWASPSL4-003 - Spokane, Portland, and Seattle (SP&S) Diesel Locomotive, undated
- ItemWWASPSL4-106 - Spokane, Portland, and Seattle (SP&S) Diesel Locomotive, Washington State, undated
- ItemWWASPSL3-083 - Spokane, Portland, and Seattle (SP&S) Diesel Locomotive Engine at Vancouver, Washington, December 1970
- ItemWWASPSL3-087 - Spokane, Portland, and Seattle (SP&S) Diesel Locomotive at Vancouver, Washington, December 1970
- ItemWWASPSL3-103 - Spokane, Portland, and Seattle (SP&S) Diesel Locomotive 80 at Portland, Oregon, undated
- 15 more...