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
- 87 more...
- 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.
- ItemJMF17-12290.1 - Southern Pacific diesel locomotive 7810 at Auburn, Washington in 1970.
- ItemJMF17-12542.0 - Southern Pacific diesel locomotive 7810 at East Auburn, Washington in 1970.
- ItemJMF17-12457.0 - Southern Pacific diesel locomotive 6583 at Tacoma, Washington in 1973.
- ItemJMF17-12467.0 - Southern Pacific diesel locomotive 6612 at Tacoma, Washington in 1974.
- 4 more...