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
- 42 more...
- ItemWWASPS-PC1-041 - Spokane, Portland and Seattle (SP&S) Wood Coach, undated
- ItemWWASPS-PC1-042 - Spokane, Portland and Seattle (SP&S) Wood Coach Number 218, Portland, Oregon, November 9, 1945
- ItemWWASPS-PC1-043 - Spokane, Portland and Seattle (SP&S) Wood Coach Number 220, Portland, Oregon, August 1949
- ItemWWASPS-PC1-044 - Spokane, Portland and Seattle (SP&S) Wood Coach Number 220, Portland, Oregon, undated
- ItemWWASPS-PC1-045 - Spokane, Portland and Seattle (SP&S) Steel Coach Number 271, undated
- ItemWWASPS-PC1-046 - Spokane, Portland and Seattle (SP&S) Steel Baggage-Coach Number 272, Vancouver, Washington, August 1969
- ItemWWASPS-PC1-047 - Spokane, Portland and Seattle (SP&S) Steel Baggage-Coach Number 272, Snoqualmie, Washington, undated
- ItemWWASPS-PC1-048 - Spokane, Portland and Seattle (SP&S) Steel Baggage-Coach Number 273, Oregon Trunk, Oregon, undated
- ItemWWASPS-PC1-049 - Spokane, Portland and Seattle (SP&S) Steel Coach Number 274, Pasco, Washington, August 17, 1949
- 36 more...