Railroad Archives Online
- CollectionD0142 - Alden M. Raney Collection
- Series007 - Spokane, Portland, and Seattle Railway
- Subseries Level 1014 - Photographs
- Subseries Level 2001 - Railroads--Equipment and Supplies
- Subseries Level 3004 - Railroad Passenger Cars
- ItemAMR-028 - Spokane, Portland and Seattle Railway Railway Post Office car 32 in 1966.
- ItemAMR-029 - Spokane, Portland and Seattle Railway coach 303 at Portland, Oregon in 1966.
- ItemAMR-040 - Spokane, Portland and Seattle Railway dining car 405 at Portland, Oregon in 1969.
- ItemAMR-046 - Spokane, Portland and Seattle Railway business car 99 at Portland, Oregon in 1961.
- ItemAMR-050 - Spokane, Portland and Seattle Railway Railway Post Office car 32 at Portland, Oregon (undated).
- 18 more...