Railroad Archives Online
- FondsD0011 - James M. Fredrickson Collection
- Série004 - Northern Pacific Railroad Company
- Sous-série014 - Photographs
- 001 - Railroads--Equipment and Supplies
- 001 - Steam locomotives
- 159 en plus...
- PièceJMF01-03673.0 - Northern Pacific passenger train at Steilacoom, Washington, circa 1950.
- PièceJMF01-03674.0 - Northern Pacific passenger train at Tacoma, Washington, circa 1949.
- PièceJMF01-03675.0 - Northern Pacific steam locomotive in 1934.
- PièceJMF01-03676.0 - Northern Pacific passenger train at Kanaskat, Washington, in 1953.
- PièceJMF01-03684.0 - Northern Pacific passenger train at Pullman, Washington, circa 1927.
- PièceJMF01-03690.0 - Northern Pacific railroad crew at Lester, Washington, circa 1925.
- PièceJMF01-03691.0 - Film crew at Lester, Washington, circa 1925.
- PièceJMF01-03692.0 - Northern Pacific railroad crew at Lester, Washington, circa 1925.
- PièceJMF01-03693.0 - Northern Pacific steam locomotive number 2187 at Tacoma, Washington, circa 1940.
- 2477 en plus...