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
- 2013 more...
- ItemJMF00-01256.0 - Northern Pacific steam locomotive 2200 at Staples, Minnesota, in 1950.
- ItemJMF00-01257.0 - Northern Pacific steam locomotive 2200 at Staples, Minnesota, in 1950.
- ItemJMF00-01258.0 - Northern Pacific steam locomotive 2200 at Northtown, Minnesota, in 1954.
- ItemJMF00-01259.0 - Northern Pacific steam locomotive 2201 at Missoula, Montana, in 1943.
- ItemJMF00-01260.0 - Northern Pacific steam locomotive 2201 at Missoula, Montana, in 1934.
- ItemJMF00-01261.0 - Northern Pacific steam locomotive 2202 at Staples, Minnesota, in 1954.
- ItemJMF00-01262.0 - Northern Pacific steam locomotive 2203 at Yakima, Washington, in 1934.
- ItemJMF00-01262.1 - Northern Pacific steam locomotive 2203 at Tacoma, Washington, in 1936.
- ItemJMF00-01263.0 - Northern Pacific steam locomotive 2203 at Tacoma, Washington, in 1936.
- 623 more...