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
- 208 more...
- ItemJMF03-02046.0 - Northern Pacific diesel locomotive number 2801 at Auburn, Washington, in 1970.
- ItemJMF03-02047.0 - Northern Pacific diesel locomotive number 2803 at Auburn, Washington, in 1967.
- ItemJMF03-02048.0 - Northern Pacific diesel locomotive number 2803 at Auburn, Washington, in 1967.
- ItemJMF03-02049.0 - Northern Pacific diesel locomotive number 2803 at Auburn, Washington, in 1967.
- ItemJMF03-02050.0 - Northern Pacific diesel locomotive number 2805 at Auburn, Washington, in 1967.
- ItemJMF03-02051.0 - Northern Pacific diesel locomotive number 2805 at Auburn, Washington, in 1967.
- ItemJMF03-02052.0 - Northern Pacific diesel locomotive number 2808 at Auburn, Washington, in 1967.
- ItemJMF03-02053.0 - Northern Pacific diesel locomotive number 2811 at Auburn, Washington, in 1968.
- ItemJMF03-02054.0 - Northern Pacific diesel locomotive number 3301 at Auburn, Washington, in 1969.
- 432 more...