Railroad Archives Online
- CollectionD0011 - James M. Fredrickson Collection
- Series010 - Other Railroads
- Subseries Level 1014 - Photographs
- Subseries Level 2001 - Railroads--Equipment and Supplies
- Subseries Level 3002 - Diesel Locomotives
- 942 more...
- ItemJMF17-12354.0 - Western Pacific diesel locomotive 915 at Tacoma, Washington in 1971.
- ItemJMF17-12292.0 - Western Pacific diesel locomotive 915A at Tacoma, Washington in 1971.
- ItemJMF17-12900.0 - Western Pacific diesel locomotive 3007 at Auburn, Washington in 1978.
- ItemJMF17-12900.1 - Western Pacific diesel locomotive 3007 at Auburn, Washington in 1978.
- ItemJMF17-12294.0 - Amtrak diesel locomotive 102, circa 1974.