Northern Pacific steam locomotive 20 at Billings, Montana, on August 19, 1949. Number 20, a class Y-1 built by Schenectady in 1900, is traveling over a switch in the yard. Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive, freight yard

Northern Pacific steam locomotive 20 at Billings, Montana, on September 04, 1953. Number 20, a class Y-1 built by Schenectady in 1900, awaits its next switching job on a ready track at the roundhouse. Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive, roundhouse

Northern Pacific steam locomotive 204 on the turntable with the roundhouse crew, circa 1905. Number 204 is a class P built by Schenectady in 1898. J.M. Fredrickson collection. Other Subject Classes: steam locomotive, roster photo

Northern Pacific steam locomotive 206 at Chehalis, Washington, in Aug 1891. Number 206 (old number series) was built by Portland in 1881. J.M. Fredrickson collection. Other Subject Classes: steam locomotive, roster photo

Northern Pacific steam locomotive 207 in 1916. Number 207 is a class P built by Schenectady in 1901. Photo by Charles R. Iles, J.M. Fredrickson collection. Other Subject Classes: steam locomotive in roster photo

Northern Pacific steam locomotive 2082 at Seattle, Washington, on May 12, 1934. Number 2082, a class Q built by Alco-Schenectady in 1903, is stored out of service. It had been declared a "lemon" and taken out of service for many years. Photo by Herman Hunt, J.M. Fredrickson collection. Other Subject Classes: steam locomotive, roster photo, roundhouse

Northern Pacific steam locomotive 2082 at Tacoma, Washington, on July 13, 1936. Number 2082, a class Q built by Alco-Schenectady in 1903, is parked at the roundhouse. Photo by Herman Hunt, J.M. Fredrickson collection. Other Subject Classes: steam locomotive, roster photo

Northern Pacific steam locomotive 2082 at Tacoma, Washington, on June 10, 1936. Number 2082, a class Q built by Alco-Schenectady in 1903, comes off the turntable at the roundhouse after being shopped at South Tacoma. Photo by Herman Hunt, J.M. Fredrickson collection. Other Subject Classes: steam locomotive, turntable, roundhouse

Northern Pacific steam locomotive 2082 at Tacoma, Washington, on July 13, 1936. Number 2082, a class Q built by Alco-Schenectady in 1903, is parked at the roundhouse. Photo by Herman Hunt, J.M. Fredrickson collection. Other Subject Classes: steam locomotive, roster photo

Northern Pacific steam locomotive 2082 at Tacoma, Washington, on June 10, 1936. Number 2082, a class Q built by Alco-Schenectady in 1903, comes off the turntable at the roundhouse after being shopped at South Tacoma. Photo by Herman Hunt, J.M. Fredrickson collection. Other Subject Classes: steam locomotive, turntable, roundhouse