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
- 1244 more...
- ItemJMF00-00636.1 - Northern Pacific steam locomotive 1377 at Dayton, Washington, in 1950.
- ItemJMF00-00636.2 - Northern Pacific steam locomotive 1378 at Tacoma, Washington, in 1936.
- ItemJMF00-00637.0 - Northern Pacific steam locomotive 1379 at Livingston, Montana, in 1955.
- ItemJMF00-00638.0 - Northern Pacific steam locomotive 1379 at Livingston, Montana, in 1955.
- ItemJMF00-00639.0 - Northern Pacific steam locomotive 1380 at Auburn, Washington, circa 1950.
- ItemJMF00-00639.1 - Northern Pacific steam locomotive 1380 at Tacoma, Washington, in 1936.
- ItemJMF00-00639.2 - Northern Pacific steam locomotive 1380 at Yakima, Washington, in 1935.
- ItemJMF00-00639.3 - Northern Pacific steam locomotive 1380 in Washington, circa 1953.
- ItemJMF00-00640.0 - Northern Pacific steam locomotive 1381 at Tacoma, Washington, in 1948.
- 1392 more...