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
- 1301 more...
- ItemJMF00-00672.2 - Northern Pacific steam locomotive 1516 at Tacoma, Washington, in 1935.
- ItemJMF00-00673.0 - Northern Pacific steam locomotive 1518 at Garrison, Montana, in 1943.
- ItemJMF00-00674.0 - Northern Pacific steam locomotive 1518 at Paradise, Montana, in 1948.
- ItemJMF00-00675.0 - Northern Pacific steam locomotive 1518 at Auburn, Washington, in 1954.
- ItemJMF00-00676.0 - Northern Pacific steam locomotive 1519 at Northtown, Minnesota, in 1954.
- ItemJMF00-00676.1 - Northern Pacific steam locomotive 1519 at Northtown, Minnesota, in 1954.
- ItemJMF00-00677.0 - Northern Pacific steam locomotive 1520 at Auburn, Washington, in 1949.
- ItemJMF00-00677.1 - Northern Pacific steam locomotive 1520 at Auburn, Washington, in 1949.
- ItemJMF00-00677.2 - Northern Pacific steam locomotive 1520 at Tacoma, Washington, in 1935.
- 1335 more...