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
- 1940 more...
- ItemJMF00-01200.0 - Northern Pacific steam locomotive 2142 at South Tacoma, Washington, in 1936.
- ItemJMF00-01201.0 - Northern Pacific steam locomotive 2147 at Brainerd, Minnesota, in 1954.
- ItemJMF00-01202.0 - Northern Pacific steam locomotive 2147 at Brainerd, Minnesota, in 1954.
- ItemJMF00-01203.0 - Northern Pacific steam locomotive 2149 at Brainerd, Minnesota, in 1950.
- ItemJMF00-01204.0 - Northern Pacific steam locomotive 2151 at St. Paul, Minnesota, in 1946.
- ItemJMF00-01205.0 - Northern Pacific steam locomotive 2151 at Rush City, Minnesota, in 1950.
- ItemJMF00-01206.0 - Northern Pacific steam locomotive 2152 at Pasco, Washington, in 1953.
- ItemJMF00-01207.0 - Northern Pacific steam locomotive 2152 at Pasco, Washington, in 1953.
- ItemJMF00-01207.1 - Northern Pacific steam locomotive 2152 at Tacoma, Washington, in 1957.
- 696 more...