Railroad Archives Online
- CollectionD0011 - James M. Fredrickson Collection
- Series008 - Union Pacific Railroad Company
- Subseries Level 1014 - Photographs
- Subseries Level 2001 - Railroads--Equipment and Supplies
- Subseries Level 3002 - Diesel locomotives
- 33 more...
- ItemJMF13-05798.0 - Union Pacific Railroad diesel locomotive number 2040 at Yakima, Washington, undated.
- ItemJMF13-05799.0 - Union Pacific Railroad diesel locomotive number 2050 at Nampa, idaho in 1986.
- ItemJMF13-05800.0 - Union Pacific Railroad diesel locomotive number 2056 at Nampa, idaho in 1986.
- ItemJMF13-05801.0 - Union Pacific Railroad diesel locomotive number 2800 at Tacoma, Washington in 1980.
- ItemJMF13-05802.0 - Union Pacific Railroad diesel locomotive number 3001 at Hinkle, Oregon in 1986.
- ItemJMF13-05803.0 - Union Pacific Railroad diesel locomotive number 3018 at Tacoma, Washington in 1979.
- ItemJMF13-05804.0 - Union Pacific Railroad diesel locomotive number 3018 at Tacoma, Washington in 1979.
- ItemJMF13-05805.0 - Union Pacific Railroad diesel locomotive number 3124 at Motanic, Oregon in 1979.
- ItemJMF13-05806.0 - Union Pacific Railroad diesel locomotive number 3277 at Salt Lake City, Utah, on in 1985.
- 14 more...