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
- 2228 more...
- ItemJMF00-01444.0 - Northern Pacific steam locomotive 2604 at Missoula, Montana, in 1946.
- ItemJMF00-01445.0 - Northern Pacific steam locomotive 2605 at Missoula, Montana, in 1943.
- ItemJMF00-01446.0 - Northern Pacific steam locomotive 2605 at Seattle, Washington, circa 1946.
- ItemJMF00-01448.0 - Northern Pacific steam locomotive 2605 at South Tacoma, Washington, circa 1949.
- ItemJMF00-01448.1 - Northern Pacific steam locomotive 2605 at Seattle, Washington, in 1947.
- ItemJMF00-01449.0 - Northern Pacific steam locomotive 2606 at Missoula, Montana, in 1943.
- ItemJMF00-01450.0 - Northern Pacific steam locomotive 2607 at Tacoma, Washington, in 1945.
- ItemJMF00-01451.0 - Northern Pacific steam locomotive 2607 at Missoula, Montana, in 1946.
- ItemJMF00-01452.0 - Northern Pacific steam locomotive 2607 at Paradise, Montana, circa 1948.
- 408 more...