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
- 218 more...
- ItemJMF02-03753.0 - Northern Pacific steam locomotive 4011 at Thrall, Washington, circa 1941.
- ItemJMF02-03754.0 - Northern Pacific steam locomotive 5112 at Wymer, Washington, in 1944.
- ItemJMF02-03755.0 - Northern Pacific steam locomotive 1732 at Wymer, Washington, in 1944.
- ItemJMF02-03757.0 - Northern Pacific steam locomotive 5110 at Wymer, Washington, in 1944.
- ItemJMF02-03758.0 - Northern Pacific steam locomotive 4010 at Wymer, Washington, in 1944.
- ItemJMF02-03759.0 - Northern Pacific steam locomotive 5141 at Wymer, Washington, in 1944.
- ItemJMF02-03760.0 - Northern Pacific steam locomotive 4015 at Wymer, Washington, in 1944.
- ItemJMF02-03763.0 - Northern Pacific steam locomotive 5114 at Wymer, Washington, in 1944.
- ItemJMF02-03771.0 - Northern Pacific steam locomotive 684 at Wilburton, Washington, in 1953.
- 2418 more...