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 3004 - Railroad Passenger Cars
- 72 more...
- ItemWWASPS-PC1-079 - Spokane, Portland and Seattle (SP&S) Buffet-Observation-Parlor Car Number 556, Seaside, Oregon, 1943
- ItemWWASPS-PC1-080 - Spokane, Portland and Seattle (SP&S) Buffet-Observation-Parlor Car Number 556, Portland, Oregon, May 1946
- ItemWWASPS-PC1-081 - Spokane, Portland and Seattle (SP&S) Buffet-Observation-Parlor Car Number 556, Portland, Oregon, undated
- ItemWWASPS-PC1-082 - Spokane, Portland and Seattle (SP&S) Buffet-Observation-Parlor Car Number 557, Portland, Oregon, undated
- ItemWWASPS-PC1-083 - Spokane, Portland and Seattle (SP&S) Buffet-Observation-Parlor Car Number 557, Dayton, Ohio, 1912
- ItemWWASPS-PC1-084 - Spokane, Portland and Seattle (SP&S) Cafe-Reserved Seat Coach Number 558, Portland, Oregon, 1939
- ItemWWASPS-PC1-085 - Spokane, Portland and Seattle (SP&S) Cafe-Reserved Seat Coach Number 558, Portland, Oregon, 1939
- ItemWWASPS-PC1-086 - Spokane, Portland and Seattle (SP&S) Cafe-Reserved Seat Coach Number 558, Portland, Oregon, 1939
- ItemWWASPS-PC1-087 - Spokane, Portland and Seattle (SP&S) Cafe-Reserved Seat Coach Number 558, Portland, Oregon, 1939
- 6 more...