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
- 2628 more...
- ItemJMF00-01831.0 - Northern Pacific steam locomotive 5144 at Missoula, Montana, in 1953.
- ItemJMF00-01832.0 - Northern Pacific steam locomotive 5145 at Pasco, Washington, in 1949.
- ItemJMF00-01833.0 - Northern Pacific steam locomotive 5145 at Tacoma, Washington, in 1955.
- ItemJMF00-01833.1 - Northern Pacific steam locomotive 5145 at Tacoma, Washington, in 1955.
- ItemJMF00-01835.0 - Northern Pacific steam locomotive 5145 at Tacoma, Washington, in 1955.
- ItemJMF00-01835.1 - Northern Pacific steam locomotive 5145 at Tacoma, Washington, in 1955.
- ItemJMF00-01835.2 - Northern Pacific steam locomotive 5145 at Tacoma, Washington, in 1955.
- ItemJMF00-01836.0 - Northern Pacific steam locomotive 5145 at Tacoma, Washington, in 1955.
- ItemJMF00-01837.0 - Northern Pacific steam locomotive 5146 at Laurel, Montana, in 1953.
- 8 more...