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
- 1337 more...
- ItemJMF00-00698.0 - Northern Pacific steam locomotive 1549 at Tacoma, Washington, circa 1950.
- ItemJMF00-00699.0 - Northern Pacific steam locomotive 1549 at South Tacoma, Washington, in 1950.
- ItemJMF00-00699.1 - Northern Pacific steam locomotive 1549 at Tacoma, Washington, in 1938.
- ItemJMF00-00700.0 - Northern Pacific steam locomotive 1552 at Manitoba Junction, Minnesota, in 1954.
- ItemJMF00-00701.0 - Northern Pacific steam locomotive 1552 at Manitoba Junction, Minnesota, in 1954.
- ItemJMF00-00701.1 - Northern Pacific steam locomotive 1553 at Tacoma, Washington, in 1937.
- ItemJMF00-00701.2 - Northern Pacific steam locomotive 1553 at Tacoma, Washington, in 1936.
- ItemJMF00-00701.3 - Northern Pacific steam locomotive 1553 at Tacoma, Washington, in 1936.
- ItemJMF00-00701.4 - Northern Pacific steam locomotive NP 1554, circa 1950.
- 1299 more...