Railroad Archives Online
- CollectionD0197 - Maple Valley Historical Society Collection
- Series009 - Logging Railroads
- Subseries Level 1014 - Photographs
- Subseries Level 2003 - Railroads--Buildings and Structures
- Subseries Level 3001 - Bridges
- ItemP2009.19.01-041 - Pacific States Lumber Company bridge at Selleck, Washington, in 1927.
- ItemP2009.20.01-042 - Pacific States Lumber Company bridge at Selleck, Washington, in 1927.
- ItemP2009.21.01-043 - Pacific States Lumber Company trestle bridge at Selleck, Washington, in 1927.