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 3005 - Maintenance of Way cars
- ItemWWASPSL7-071 - Spokane, Portland, and Seattle (SP&S) Steam Shovel at Cheney, Washington, undated
- ItemWWASPSL7-091 - Spokane, Portland, and Seattle (SP&S) Crane X-11 at Fort Wright, Washington, January 1958
- ItemWWASPSL7-121 - Spokane, Portland, and Seattle (SP&S) Crane, Washington State, undated
- ItemWWASPSL7-122 - Spokane, Portland, and Seattle (SP&S) Crane, Washington State, undated
- ItemWWASPSL7-135 - Oregon Trunk Railway (OT) Work Train, Bend, Oregon, circa 1956
- 21 more...