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
- 321 more...
- ItemJMF02-03876.0 - Northern Pacific steam locomotive 4025 at Lookout, Montana, in 1952.
- ItemJMF02-03877.0 - Northern Pacific steam locomotive 4025 at Lookout, Montana, in 1952.
- ItemJMF02-03878.0 - Northern Pacific steam locomotive 4025 at Saltese, Montana, in 1952.
- ItemJMF02-03879.0 - Northern Pacific steam locomotive 4025 at Haugan, Montana, in 1952.
- ItemJMF02-03880.0 - Northern Pacific steam locomotive 4025 at Haugan, Montana, in 1952.
- ItemJMF02-03880.1 - Northern Pacific steam locomotive 4025 at Haugan, Montana, in 1952.
- ItemJMF02-03881.0 - Northern Pacific steam locomotive 4025 at Haugan, Montana, in 1952.
- ItemJMF02-03882.0 - Northern Pacific steam locomotive 4025 at Saint Regis, Montana, in 1952.
- ItemJMF02-03882.1 - Northern Pacific steam locomotive 4025 at Saint Regis, Montana, in 1952.
- 2315 more...