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
- 1958 more...
- ItemJMF00-01209.0 - Northern Pacific steam locomotive 2155 at Staples, Minnesota, in 1954.
- ItemJMF00-01210.0 - Northern Pacific steam locomotive 2158 at Parkwater, Washington, in 1933.
- ItemJMF00-01210.1 - Northern Pacific steam locomotive 2159 at Yakima, Washington, in 1937.
- ItemJMF00-01211.0 - Northern Pacific steam locomotive 2160 at Brainerd, Minnesota, in 1952.
- ItemJMF00-01212.0 - Northern Pacific steam locomotive 2160 at Yakima, Washington, in 1936.
- ItemJMF00-01213.0 - Northern Pacific steam locomotive 2161 at Easton, Washington, in 1943.
- ItemJMF00-01214.0 - Northern Pacific steam locomotive 2161 at Tacoma, Washington, in 1940.
- ItemJMF00-01215.0 - Northern Pacific steam locomotive 2162 at Brainerd, Minnesota, in 1950.
- ItemJMF00-01216.0 - Northern Pacific steam locomotive 2162.
- 678 more...