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
- 977 more...
- ItemJMF00-00438.1 - Northern Pacific steam locomotive 1201 at South Tacoma, Washington, in 1934.
- ItemJMF00-00439.0 - Northern Pacific steam locomotive 1202 at Pasco, Washington, in 1953.
- ItemJMF00-00440.0 - Northern Pacific steam locomotive 1202 at Pasco, Washington, in 1953.
- ItemJMF00-00441.0 - Northern Pacific steam locomotive 1202 at Pasco, Washington, in 1953.
- ItemJMF00-00442.0 - Northern Pacific steam locomotive 1202 at Helena, Montana, in 1952.
- ItemJMF00-00443.0 - Northern Pacific steam locomotive 1202 at Helena, Montana, in 1952.
- ItemJMF00-00443.1 - Northern Pacific steam locomotive 1202 at South Tacoma, Washington, in 1937.
- ItemJMF00-00443.2 - Northern Pacific steam locomotive 1202 at South Tacoma, Washington, in 1937.
- ItemJMF00-00443.3 - Northern Pacific steam locomotive 1202 at Pasco, Washington, circa 1938.
- 1659 more...