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
- 1730 more...
- ItemJMF00-01010.0 - Northern Pacific steam locomotive 1804 at Tacoma, Washington, in 1935.
- ItemJMF00-01011.0 - Northern Pacific steam locomotive 1804 at Tacoma, Washington, in 1936.
- ItemJMF00-01012.0 - Northern Pacific steam locomotive 1804 at Tacoma, Washington, in 1936.
- ItemJMF00-01013.0 - Northern Pacific steam locomotive 1807 at Mandan, North Dakota, in 1946.
- ItemJMF00-01014.0 - Northern Pacific steam locomotive 1808 at Missoula, Montana, in 1943.
- ItemJMF00-01015.0 - Northern Pacific steam locomotive 1808 at Livingston, Montana, in 1949.
- ItemJMF00-01016.0 - Northern Pacific steam locomotive 1809 at Missoula, Montana, in 1943.
- ItemJMF00-01017.0 - Northern Pacific steam locomotive 1811 at Missoula, Montana, in 1943.
- ItemJMF00-01018.0 - Northern Pacific steam locomotive 1811 at South Tacoma, Washington, in 1955.
- 906 more...