Railroad Archives Online
- CollectionD0011 - James M. Fredrickson Collection
- Series006 - Southern Pacific Railroad Company
- Subseries Level 1014 - Photographs
- Subseries Level 2001 - Railroads--Equipment and Supplies
- Subseries Level 3002 - Diesel locomotives
- 83 more...
- ItemJMF15-06842.0 - Southern Pacific Railroad diesel locomotive number 3006 at Palo Alto, California in 1973.
- ItemJMF15-06843.0 - Southern Pacific Railroad diesel locomotive number 3009 at Palo Alto, California in 1973.
- ItemJMF17-12539.0 - Southern Pacific diesel locomotive 7106 at Easton, Washington in 1970.
- ItemJMF17-12540.0 - Southern Pacific diesel locomotive 7106 at Easton, Washington in 1970.
- ItemJMF17-12541.0 - Southern Pacific diesel locomotive 7106 at Easton, Washington in 1970.
- ItemJMF17-12287.0 - Southern Pacific diesel locomotive 7810 at Auburn, Washington in 1970.
- ItemJMF17-12288.0 - Southern Pacific diesel locomotive 7810 at Auburn, Washington in 1970.
- ItemJMF17-12289.0 - Southern Pacific diesel locomotive 7810 at Auburn, Washington in 1970.
- ItemJMF17-12290.0 - Southern Pacific diesel locomotive 7810 at Auburn, Washington in 1970.
- 8 more...