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
- 1961 more...
- 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.
- ItemJMF00-01217.0 - Northern Pacific steam locomotive 2166 at Brainerd, Minnesota, in 1952.
- ItemJMF00-01218.0 - Northern Pacific steam locomotive 2167 at Brainerd, Minnesota, in 1950.
- ItemJMF00-01219.0 - Northern Pacific steam locomotive 2168 at St. Paul, Minnesota, in 1946.
- 675 more...