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
- 522 more...
- ItemJMF00-00103.2 - Northern Pacific steam locomotive 56 at Tacoma, Washington, in 1934.
- ItemJMF00-00103.3 - Northern Pacific steam locomotive 57 at Tacoma, Washington, in 1935.
- ItemJMF00-00103.4 - Northern Pacific steam locomotive 58 at Tacoma, Washington, in 1934.
- ItemJMF00-00103.5 - Northern Pacific steam locomotive 58 at Tacoma, Washington, in 1934.
- ItemJMF00-00104.0 - Northern Pacific steam locomotive 62 at Orting, Washington circa 1923.
- ItemJMF00-00105.0 - Northern Pacific steam locomotive 63 at Wilkeson, Washington, circa 1928.
- ItemJMF00-00105.1 - Northern Pacific steam locomotive 63 at Tacoma, Washington, in 1934.
- ItemJMF00-00105.2 - Northern Pacific steam locomotive 64 at Olympia, Washington, circa 1910.
- ItemJMF00-00106.0A - Northern Pacific steam locomotive 67 at Sedro Woolley, Washington, circa 1916.
- 2114 more...