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
- 282 more...
- ItemWWASPSL4-024 - Spokane, Portland, and Seattle (SP&S) Diesel Locomotive 69 at Bingen-White Salmon, Washington, August 5, 1958
- ItemWWASPSL4-043 - Spokane, Portland, and Seattle (SP&S) Diesel Locomotive 750 west of Lyle, Washington, undated
- ItemWWASPSL4-058 - Spokane, Portland, and Seattle (SP&S) Diesel Locomotive 750 Lyle, Washington, February 1965
- ItemWWASPSL4-069 - Spokane, Portland, and Seattle (SP&S) Diesel Locomotive 869 at near Lyle, Washington, September 2, 1965
- ItemWWASPSL4-074 - Spokane, Portland, and Seattle (SP&S) Diesel Locomotive 802, Washington State, undated
- ItemWWASPSL4-077 - Spokane, Portland, and Seattle (SP&S) Diesel Locomotive 303, Washington State, circa 1969
- ItemWWASPSL4-083 - Spokane, Portland, and Seattle (SP&S) Diesel Locomotive 859 at Avery, Washington, May 11, 1969
- ItemWWASPSL4-084 - Spokane, Portland, and Seattle (SP&S) Diesel Locomotive 803 at Avery, Washington, May 11, 1969
- ItemWWASPSL4-085 - Spokane, Portland, and Seattle (SP&S) Diesel Locomotive 333 at Avery, Washington, April 1970
- 62 more...