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
- 1604 more...
- ItemJMF00-00900.0 - Northern Pacific steam locomotive 1734 at Duluth, Minnesota, in 1950.
- ItemJMF00-00901.0 - Northern Pacific steam locomotive 1735 at Livingston, Montana, in 1952.
- ItemJMF00-00902.0 - Northern Pacific steam locomotive 1740 at Brainerd, Minnesota, in 1952.
- ItemJMF00-00903.0 - Northern Pacific steam locomotive 1741, circa 1935.
- ItemJMF00-00904.0 - Northern Pacific steam locomotive 1743, in 1913.
- ItemJMF00-00905.0 - Northern Pacific steam locomotive 1745 at South Tacoma, Washington, in 1948.
- ItemJMF00-00905.1 - Northern Pacific steam locomotive 1748 at Easton, Washington, circa 1943.
- ItemJMF00-00906.0 - Northern Pacific steam locomotive 1748 at South Tacoma, Washington, in 1948.
- ItemJMF00-00907.0 - Northern Pacific steam locomotive 1748 at Tacoma, Washington, in 1935.
- 1032 more...