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
- 336 more...
- 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
- ItemWWASPSL3-104 - Spokane, Portland, and Seattle (SP&S) Diesel Locomotive 80 at Portland, Oregon, undated
- ItemWWASPSL7-030 - Spokane, Portland, and Seattle (SP&S) Diesel Locomotive 860, Washington State, undated
- ItemWWASPSL7-096 - Spokane, Portland, and Seattle (SP&S) Diesel Locomotives at Spokane, Washington, undated
- ItemWWASPSL7-097 - Spokane, Portland, and Seattle (SP&S) Diesel Locomotives at Spokane, Washington, undated
- ItemWWASPSL7-098 - Spokane, Portland, and Seattle (SP&S) Diesel Locomotives at Spokane, Washington, undated
- ItemWWASPSL7-099 - Spokane, Portland, and Seattle (SP&S) Diesel Locomotives at Spokane, Washington, undated
- ItemWWASPSL7-102 - Spokane, Portland, and Seattle (SP&S) Diesel Locomotive 863 at Spokane, Washington, February 1965
- 8 more...