Great Northern Railway steam locomotive number 1800, circa 1920. Great Northern Railway 1800, used in helper service, was the railroad's first articulated locomotive. J.M. Fredrickson collection. Other Subject Classes: steam locomotive.

Great Northern Railway steam locomotive number 1951, circa 1925. Great Northern Railway 1951, a 2-6-8-0, with crew. J.M. Fredrickson collection. Other Subject Classes: steam locomotive.

Great Northern Railway steam locomotive number 1951, circa 1925. Great Northern Railway 1951, a 2-6-8-0, with crew. J.M. Fredrickson collection. Other Subject Classes: steam locomotive.

Great Northern Railway steam locomotive number 1983, circa 1946. Great Northern Railway 1983, an M-1 2-6-8-0 parked at an engine facility. Photo by Phil Seeley, J.M. Fredrickson collection. Other Subject Classes: steam locomotive.

Great Northern Railway steam locomotive number 2005 at Wenatchee, Washington, undated. Great Northern Railway 2005 leaving Wenatchee, Washington light. Photo by Paul Meyers, J.M. Fredrickson collection. Other Subject Classes: steam locomotive.

Great Northern Railway steam locomotive number 2033, undated. Great Northern Railway 2033, a 2-8-8-2, leads a freight train in the Rocky Mountains. Photo by Paul Meyers, J.M. Fredrickson collection. Other Subject Classes: steam locomotive, freight train.

Great Northern Railway steam locomotive number 2049 at Spokane, Washington, undated. Great Northern Railway 2049 on display at Hillyard in Spokane on Boy Scout day. Photo by Paul Meyers, J.M. Fredrickson collection. Other Subject Classes: steam locomotive, display.

Great Northern Railway steam locomotive number 2119 at Black River, Washington, in 1947. Great Northern Railway 2119, a 2-10-2, blasts by Black River with a freight train in 1947. Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive, freight train.

Great Northern Railway steam locomotive number 2127 at Eddystone, Pennsylvania, undated. Builder's photo of Great Northern Railway 2127 at Eddystone PA. Photo by Baldwin Locomotive Works, J.M. Fredrickson collection. Other Subject Classes: steam locomotive, display.

Great Northern Railway steam locomotive number 2500,in 1923. A builder's photo of Great Northern Railway 2500 parked at Baldwin Locomotive Works in Philadelphia PA in 1923. J.M. Fredrickson collection. Other Subject Classes: steam locomotive.