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
- 2051 more...
- ItemJMF00-01288.0 - Northern Pacific steam locomotive 2223 at St. Paul, Minnesota, in 1946.
- ItemJMF00-01289.0 - Northern Pacific steam locomotive 2228 at Missoula, Montana, in 1943.
- ItemJMF00-01290.0 - Northern Pacific steam locomotive 2229 at Glendive, Montana, circa 1945.
- ItemJMF00-01291.0 - Northern Pacific steam locomotive 2230 at Livingston, Montana, in 1949.
- ItemJMF00-01292.0 - Northern Pacific steam locomotive 2230 at Brainerd, Minnesota, in 1950.
- ItemJMF00-01293.0 - Northern Pacific steam locomotive 2230 at Forsyth, Montana, circa 1945.
- ItemJMF00-01294.0 - Northern Pacific steam locomotive 2231 in 1921.
- ItemJMF00-01295.0 - Northern Pacific steam locomotive 2232 at Garrison, Montana, in 1953.
- ItemJMF00-01296.0 - Northern Pacific steam locomotive 2232 at Garrison, Montana, in 1953.
- 585 more...