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
- 22 more...
- ItemJMF13-05787.0 - Union Pacific Railroad diesel locomotive number 840 at Tacoma, Washington in 1970.
- ItemJMF13-05788.0 - Union Pacific Railroad diesel locomotive number 908 at Tacoma, Washington in 1969.
- ItemJMF13-05789.0 - Union Pacific Railroad diesel locomotive number 909 at Ruston, Washington, undated.
- ItemJMF13-05790.0 - Union Pacific Railroad diesel locomotive number 960 at Tacoma, Washington in 1971.
- ItemJMF13-05791.0 - Union Pacific Railroad diesel locomotive number 1171 at Yreka, California in 1977.
- ItemJMF13-05792.0 - Union Pacific Railroad diesel locomotive number 1246 at Nampa, idaho in 1973.
- ItemJMF13-05793.0 - Union Pacific Railroad diesel locomotive number 1402 at Ruston, Washington in 1973.
- ItemJMF13-05794.0 - Union Pacific Railroad diesel locomotive number 1404 at Kalama, Washington in 1976.
- ItemJMF13-05795.0 - Union Pacific Railroad diesel locomotive number 1406 at Titlow, Washington, undated.
- 25 more...