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 3002 - Diesel locomotives
- 465 more...
- ItemJMF01-03468.0 - Northern Pacific Alaskan at Scoria, North Dakota, in 1950.
- ItemJMF01-03471.1 - Northern Pacific Alaskan at New Stampede, Washington, in 1949.
- ItemJMF01-03472.0 - Northern Pacific Alaskan at New Stampede, Washington, in 1949.
- ItemJMF01-03472.1 - Northern Pacific Alaskan at Martin, Washington, in 1949.
- ItemJMF01-03473.0 - Northern Pacific Alaskan at Easton, Washington, circa 1945.
- ItemJMF01-03477.0 - Northern Pacific Alaskan at Stampede, Washington, in 1949.
- ItemJMF01-03478.0 - Northern Pacific Alaskan at Stampede, Washington, in 1949.
- ItemJMF01-03486.0 - Northern Pacific passenger train number 5 at Pomona, Washington, circa 1950.
- ItemJMF01-03488.0 - Northern Pacific passenger train number 5 at Martin, Washington, in 1945.
- 175 more...