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
- 2581 more...
- ItemJMF00-01786.0 - Northern Pacific steam locomotive 5125 at Helena, Montana, in 1951.
- ItemJMF00-01787.0 - Northern Pacific steam locomotive 5125 at Laurel, Montana, circa 1953.
- ItemJMF00-01788.0 - Northern Pacific steam locomotive 5125 at Livingston, Montana, in 1955.
- ItemJMF00-01789.0 - Northern Pacific steam locomotive 5125 at Livingston, Montana, in 1955.
- ItemJMF00-01790.0 - Northern Pacific steam locomotive 5126 at Livingston, Montana, in 1943.
- ItemJMF00-01791.0 - Northern Pacific steam locomotive 5130 at Missoula, Montana, in 1943.
- ItemJMF00-01792.0 - Northern Pacific steam locomotive 5131 at Garrison, Montana, in 1952.
- ItemJMF00-01793.0 - Northern Pacific steam locomotive 5131 at Livingston, Montana, in 1952.
- ItemJMF00-01794.0 - Northern Pacific steam locomotive 5131 at Garrison, Montana, circa 1952.
- 55 more...