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 3002 - Diesel locomotives
- 232 more...
- ItemJMF03-02070.0 - Northern Pacific diesel locomotive number 3604 at Auburn, Washington, in 1967.
- ItemJMF03-02071.0 - Northern Pacific diesel locomotive number 3608 at Auburn, Washington, in 1970.
- ItemJMF03-02072.0 - Northern Pacific diesel locomotive number 3609 at Auburn, Washington, in 1967.
- ItemJMF03-02073.0 - Northern Pacific diesel locomotive number 3609 at Auburn, Washington, in 1967.
- ItemJMF03-02074.0 - Northern Pacific diesel locomotive number 3609 at Auburn, Washington, in 1970.
- ItemJMF03-02075.0 - Northern Pacific diesel locomotive number 3610 at Auburn, Washington, in 1967.
- ItemJMF03-02076.0 - Northern Pacific diesel locomotive number 3610 at Auburn, Washington, in 1967.
- ItemJMF03-02077.0 - Northern Pacific diesel locomotive number 3612 at Auburn, Washington, circa 1967.
- ItemJMF03-02078.0 - Northern Pacific diesel locomotive number 3615 at Auburn, Washington, in 1967.
- 408 more...