Railroad Archives Online
- CollectionD0011 - James M. Fredrickson Collection
- Series009 - Logging Railroads
- Subseries Level 1014 - Photographs
- Subseries Level 2001 - Railroads--Equipment and Supplies
- Subseries Level 3006 - Cabooses (Railroads)
- ItemJMF11-10242.0 - Rayonier Incorporated Wood Caboose Number 3 at Bayshore, Washington in November 1975.
- ItemJMF11-10552.0 - Weyerhaeuser Company Steel Caboose Number 25320 at Western Junction, Washington in June 1975.