Spokane, Portland & Seattle Railway (SP&S) open hopper car number 21003 at Ridgefield, Washington, on April 06, 1971. This photo shows an SP&S RG class ballast car with several workers in view. A switchman is signaling to the engineer as the car is dumping ballast on the right of way. Photo by J.M. Fredrickson. Other Subject Classes: open hopper car.

Plat Map of Northern Pacific facilities at Ridgefield, Washington, December 20, 1926, Sheet Number 4, Line Segment 52, showing the Tacoma-Vancouver line.

Plat Map of Northern Pacific facilities at Ridgefield, Washington, December 20, 1926, Sheet Number 1, Line Segment 52, showing the Tacoma-Vancouver line.

Plat Map of Northern Pacific facilities at Ridgefield, Washington, December 20, 1926, Sheet Number 3, Line Segment 52, showing the Tacoma-Vancouver line.

Plat Map of Northern Pacific facilities at Ridgefield, Washington, December 20, 1926, Sheet Number 2, Line Segment 52, showing the Tacoma-Vancouver line.

Northern Pacific station at Ridgefield, Washington, on October 5, 1927. Joint facilities photo looking south at north end of frame two-story station, train order signal, railroad workers. Photo by James Fisher, J.M. Fredrickson collection.. Other Subject Classes: station, signal, railroad employee

Northern Pacific Railroad box car, number 207947, derelict, at Ridgefield, Washington in August, 1976. Single sheath Northern Pacific box car. Photo by J.M. Fredrickson. Other Subject Classes: company equipment, box car.

Northern Pacific Railroad box car, number 207947, derelict, at Ridgefield, Washington in August, 1976. Single sheath Northern Pacific box car. Photo by J.M. Fredrickson. Other Subject Classes: company equipment, box car.

Northern Pacific Railroad box car, number 207215 at Moon Yard in Tacoma, Washington in January, 1970, serving as material storage. Photo by J.M. Fredrickson. Other Subject Classes: company equipment, box car.

Northern Pacific Engineering Drawing: Motor Car House for Signal Maintainers at Ridgefield, Washington, prepared in 1968. Burlington Northern File Number 5197, Reference Number 10104, Sheet 001.