Northern Pacific steam locomotive 2184 leads a passenger train under the Allentown covered bridge, circa 1940. The Q-4 Pacific was built by Baldwin in 1909, and scrapped in South Tacoma, Washington, in 1948. Photo by J.A. Turner. Other Subject Classes: steam locomotive, passenger train

Northern Pacific steam locomotive 2182 at Mandan, North Dakota, on September 14, 1946. Number 2182 is a class Q-4 built by Baldwin in 1909. Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive in roster photo

Northern Pacific steam locomotive 2176 on September 09 in 1916. Number 2176 is a class Q-2 built by Alco-Schenectady in 1906. Photo by Charles R. Iles, J.M. Fredrickson collection. Other Subject Classes: steam locomotive in roster photo

Northern Pacific steam locomotive 2170 at Tacoma, Washington, on April 11, 1935. Number 2170, a class Q-3 built by Baldwin in 1909, is shown during a break-in run in Tacoma. Photo by Herman Hunt, J.M. Fredrickson collection. Other Subject Classes: steam locomotive, roster photo

Northern Pacific steam locomotive 2170 steams under a highway overpass at the head of a passenger train in Seattle, Washington, circa 1935. The Q-3 Pacific was built by Baldwin in 1909 and scrapped in South Tacoma, Washington, in 1949. Photo by J.A. Turner. Other Subject Classes: steam locomotive, passenger train

Northern Pacific steam locomotive 2169 in 1916. Number 2169 is a class Q-3 built by Baldwin in 1909. Photo by Charles R. Iles, J.M. Fredrickson collection. Other Subject Classes: steam locomotive in roster photo

Northern Pacific steam locomotive 2169 at Brainerd, Minnesota, on May 02, 1950. Number 2169 is a class Q-3 built by Baldwin in 1909. Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive in roster photo

Northern Pacific steam locomotive 2168 on breakin run at Tacoma, Washington, on April 10, 1936. Number 2168 is a class Q-3 built by Baldwin in 1909. Note the 21st street ramp, water tank and sawdust burner in the background. Photo by Herman Hunt, J.M. Fredrickson collection. Other Subject Classes: steam locomotive

Northern Pacific steam locomotive 2168 at Tacoma, Washington, on April 10, 1936. Number 2168, a class Q-3 built by Baldwin in 1909, is shown during a break-in run near 21st Street in Tacoma. Photo by Herman Hunt, J.M. Fredrickson collection. Other Subject Classes: steam locomotive, roster photo

Northern Pacific steam locomotive 2168 at St. Paul, Minnesota, on September 16, 1946. Number 2168 is a class Q-3 built by Baldwin in 1909. The locomotive is shown out of service. Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive in roster photo