Railroad Archives Online
- CollectionD0011 - James M. Fredrickson Collection
- Series004 - Northern Pacific Railroad Company
- Subseries Level 1014 - Photographs
- Subseries Level 2001 - Railroads--Equipment and Supplies
- Subseries Level 3001 - Steam locomotives
- 1930 more...
- ItemJMF00-01193.0 - Northern Pacific steam locomotive 2140 at South Tacoma, Washington, in 1944.
- ItemJMF00-01193.1 - Northern Pacific steam locomotive 2140 at Tacoma, Washington, in 1937.
- ItemJMF00-01194.0 - Northern Pacific steam locomotive 2140 at Tacoma, Washington, in 1938.
- ItemJMF00-01195.0 - Northern Pacific steam locomotive 2140 at South Tacoma, Washington, in 1936.
- ItemJMF00-01196.0 - Northern Pacific steam locomotive 2140 at Tacoma, Washington, circa 1937.
- ItemJMF00-01197.0 - Northern Pacific steam locomotive 2140 at Tacoma, Washington, in 1937.
- ItemJMF00-01198.0 - Northern Pacific steam locomotive 2140 at Tacoma, Washington, circa 1939.
- ItemJMF00-01198.1 - Northern Pacific steam locomotive 2140 at Tacoma, Washington, in 1934.
- ItemJMF00-01199.0 - Northern Pacific steam locomotive 2142, circa 1938.
- 706 more...