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
- 2249 more...
- ItemJMF00-01463.0 - Northern Pacific steam locomotive 2610 at South Tacoma, Washington, circa 1953.
- ItemJMF00-01463.1 - Northern Pacific steam locomotive 2610 at Pasco, Washington, circa 1946.
- ItemJMF00-01464.0 - Northern Pacific steam locomotive 2611 at Spokane, Washington, in 1940.
- ItemJMF00-01465.0 - Northern Pacific steam locomotive 2611 at Missoula, Montana, in 1934.
- ItemJMF00-01466.0 - Northern Pacific steam locomotive 2611 at Pasco, Washington, in 1946.
- ItemJMF00-01467.0 - Northern Pacific steam locomotive 2611 at South Tacoma, Washington, in 1952.
- ItemJMF00-01468.0 - Northern Pacific steam locomotive 2611 at South Tacoma, Washington, in 1952.
- ItemJMF00-01469.0 - Northern Pacific steam locomotive 2626 at South Tacoma, Washington, in 1938.
- ItemJMF00-01469.2 - Northern Pacific steam locomotive 2626, circa 1946.
- 387 more...