Saint Paul and Pacific Steam Locomotive Number 1 - "Wm Crooks" with historic passenger cars, Old Class 1, at Chicago, Illinois, 1929.

Saint Paul and Pacific Steam Locomotive Number 1 "Wm Crooks", and historic cars at the "Fair of the Iron Horse", Old Class 1, at Baltimore, Maryland, 1927.

Saint Paul and Pacific Steam Locomotive Number 1 "Wm Crooks" on lead of historic passenger car at the "Fair of the Iron Horse", Old Class 1, at Baltimore, Maryland, 1927.

Saint Maries River Railroad Electro-Motive Division (EMD) SW1200 diesel locomotives number 502 and 501 haul a train of empty log cars along the Saint Joe River near Avery, Idaho, in August 1981. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive , log car.

Saint Maries River Railroad Electro-Motive Division (EMD) SW1200 diesel locomotives number 502 and 501 haul a train of empty log cars across a short bridge by the Saint Joe River near Avery, Idaho, in August 1981. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive , log car.

Saint Maries River Railroad Electro-Motive Division (EMD) SW1200 diesel locomotives number 502 and 501 haul a train of empty log cars along the Saint Joe River near Avery, Idaho, in August 1981. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive , log car.

Saint Maries River Railroad Electro-Motive Division (EMD) SW1200 diesel locomotives number 502 and 501 haul a train of empty log cars along the Saint Joe River near Avery, Idaho, in August 1981. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive , log car.

Saint Maries River Railroad Electro-Motive Division (EMD) SW1200 diesel locomotives number 502 and 501 haul a train of empty log cars along the Saint Joe River near Avery, Idaho, in August 1981. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive , log car.

Saint Maries River Railroad Electro-Motive Division (EMD) SW1200 diesel locomotives number 502 and 501 haul a train of empty log cars along the Saint Joe River near Avery, Idaho, in August 1981. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive , log car.

Saint Maries River Railroad Electro-Motive Division (EMD) SW1200 diesel locomotives number 502 and 501 haul a train of empty log cars across a trestle by the Saint Joe River near Avery, Idaho, in August 1981. Photo from J.M. Frederickson Collection. Other Subject Classes: diesel locomotive, log car.

Saint Maries River Railroad Electro-Motive Division (EMD) SW1200 diesel locomotives number 502 and 501 haul a train of empty log cars along the Saint Joe River near Avery, Idaho, in August 1981. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive , log car.

Empty log train led by Saint Maries River Railroad Electro-Motive Division (EMD) SW1200 diesel locomotives number 502 and 501 crosses a bridge over the Saint Joe River near Avery, Idaho, in August 1981. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive , log car, bridge.

Saint Maries River Railroad Electro-Motive Division (EMD) SW1200 diesel locomotives number 501 and 502 haul a train of loaded log cars by the Saint Joe River near Avery, Idaho, in August 1981. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive , log car.

Saint Maries River Railroad Electro-Motive Division (EMD) SW1200 diesel locomotives number 501 and 502 haul a train of loaded log cars by the Saint Joe River near Avery, Idaho, in August 1981. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive , log train

Saint Maries River Railroad GP-9 and SW1200 diesel locomotives number 102, 103 and 502 parked at the engine facility in Saint Maries, Idaho, in August 1981. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive , switching locomotive.

Saint Maries River Railroad Electro-Motive Division (EMD) SW1200 diesel locomotive number 502 (former Milwaukee 618) parked at the engine facility in Avery, Idaho, in August 1981. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive , switching locomotive.

Saint Maries River Railroad Electro-Motive Division (EMD) SW1200 diesel locomotives number 502 and 501 parked at the engine facility in Avery, Idaho, in August 1981. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive , switching locomotive.

Saint Maries River Railroad Electro-Motive Division (EMD) SW1200 diesel locomotive number 501 (former Milwaukee 612) parked at the engine facility in Saint Maries, Idaho, circa 1998. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive , switching locomotive.

Crew change on Saint Maries River Railroad Electro-Motive Division (EMD) SW1200 diesel locomotive number 501 (former Milwaukee 612) at the depot in Saint Maries, Idaho, in August 1981. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, station, railroad crew.

Saint Maries River Railroad Electro-Motive Division (EMD) SW1200 diesel locomotive number 501 (former Milwaukee 612) parked at the engine facility in Avery, Idaho, in August 1981. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive , switching locomotive.

Saint Maries River Railroad Electro-Motive Division (EMD) GP-9 diesel locomotive number 102 (former Milwaukee 301) parked at the engine facility in Saint Maries, Idaho, circa 1998. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive .

Saint Maries River Railroad Electro-Motive Division (EMD) GP-9 diesel locomotive number 101 (former Milwaukee 292) parked at the engine facility at Saint Maries, Idaho, circa 1998. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive .

Saint Maries River Railroad Electro-Motive Division (EMD) GP-9 diesel locomotive number 102 (former Milwaukee 301) parked at the engine facility in Saint Maries, Idaho, circa 1998. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive .

Diesel locomotive SLSF 700, Class GP35 at Seattle, Washington, 1975. Other Subject Classes: Locomotive-Diesel

Four Saint Clair Tunnel Company box-cab electric locomotives, including numbers 9153 and 9156 used to pull Grand Trunk Railway trains through the Saint Clair Tunnel between Sarnia, Ontario and Port Huron at Port Huron, Michigan, circa 1938. Photo from J.M. Fredrickson Collection. Other Subject Classes: electric locomotive .

Saginaw & Manistee Lumber Company (SMLC) locomotive tender at the shop at Flagstaff, Arizona, May 8, 1956. Photo taken by D.A. Strawn. Other Subject Classes: Locomotive-Steam

Saginaw & Manistee Lumber Company (SMLC) steam locomotive 4 with a crane and tender at the shop at Flagstaff, Arizona, May 8, 1956 in storage at Arizona Lumber & Timber Company. Photo taken by D.A. Strawn. Other Subject Classes: Locomotive-Steam

Saginaw & Manistee Lumber Company (SMLC) steam locomotive 4, a 2-6-6-2, at Flagstaff, Arizona, May 8, 1956. Photo taken by D.A. Strawn. Other Subject Classes: Locomotive-Steam

Saginaw & Manistee Lumber Company (SMLC) steam locomotive 4, a 2-6-6-2, at Flagstaff, Arizona, July 22, 1959. Photo taken by D.A. Strawn. Other Subject Classes: Locomotive-Steam

Sacramento Northern Railway Electro-Motive Division (EMD) GP-7 diesel locomotive number 711 (former Western Pacific 711, built in 1953) at Sacramento, California, on August 3, 1973. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive .