Railroad Archives Online
- CollectionD0011 - James M. Fredrickson Collection
- Series004 - Northern Pacific Railroad Company
- Subseries Level 1014 - Photographs
- Subseries Level 2001 - Railroads--Equipment and Supplies
- Subseries Level 3001 - Steam locomotives
- 50 more...
- ItemJMF01-03514.0 - Northern Pacific passenger train number 407 at Tacoma, Washington, in 1943.
- ItemJMF01-03515.0 - Northern Pacific passenger train number 407 at Tacoma, Washington, in 1943.
- ItemJMF01-03518.0 - Northern Pacific passenger train number 407 at Tacoma, Washington, circa 1940.
- ItemJMF01-03519.0 - Northern Pacific passenger train number 407 at Auburn, Washington, in 1949.
- ItemJMF01-03519.1 - Northern Pacific passenger train number 407 at Black River, Washington, circa 1947.
- ItemJMF01-03520.0 - Northern Pacific passenger train number 407 at Black River, Washington, in 1947.
- ItemJMF01-03520.1 - Northern Pacific passenger train number 407 at Tacoma, Washington, circa 1942.
- ItemJMF01-03522.0 - Northern Pacific passenger train number 408 at Seattle, Washington, in 1947.
- ItemJMF01-03525.0 - Northern Pacific passenger train number 408 at Puyallup, Washington, in 1942.
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