Northern Pacific steam locomotive 2661 at Easton, Washington, in 1943. Number 2661 is a class A-3 built by Baldwin in 1938. Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive, roster photo

Northern Pacific steam locomotive 2661 at Easton, Washington, in 1943. Number 2661 is a class A-3 built by Baldwin in 1938. Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive, roster photo

Northern Pacific 2661, a class A-3, leads an eastbound extra freight train by the passenger depot at Dilworth, Minnesota, on May 20, 1952. Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive, freight train, passenger depot.

Northern Pacific steam locomotive 2660 at Staples, Minnesota, on April 28, 1950. Number 2660 is a class A-3 built by Baldwin in 1938. Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive in roster photo

Northern Pacific steam locomotive 2660 at Laurel, Montana, in 1939. Number 2660 is a class A-3 built by Baldwin in 1938. Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive in roster photo

Northern Pacific steam locomotive 2660 at Jamestown, North Dakota, in 1939. Number 2660 class A-3 built by Baldwin in 1938, makes a station stop at Jamestown while mail and freight are transferred. Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive, roster photo, railroad crew

Northern Pacific steam locomotive 2657 at Staples, Minnesota, on April 28, 1950. Number 2657 is a class A-2 built by Baldwin in 1935. Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive in roster photo

Northern Pacific steam locomotive 2657 at Laurel, Montana, on September 04, 1953. Number 2657 is a class A-2 built by Baldwin in 1935. Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive in roster photo

Northern Pacific steam locomotive 2657 at Glendive, Montana, on September 03, 1953. Number 2657 is a class A-2 built by Baldwin in 1935. Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive in roster photo

Northern Pacific 2657, a class A-2, leads a westbound extra freight at Glendive, Montana, on September 03, 1953. Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive, freight train.