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
- 1919 more...
- ItemJMF00-01183.0 - Northern Pacific steam locomotive 2111 at Tacoma, Washington, in 1943.
- ItemJMF00-01184.0 - Northern Pacific steam locomotive 2111 at Tacoma, Washington, in 1935.
- ItemJMF00-01185.0 - Northern Pacific steam locomotive 2111 at Tacoma, Washington, in 1934.
- ItemJMF00-01185.1 - Northern Pacific steam locomotive 2111 at Tacoma, Washington, in 1935.
- ItemJMF00-01186.0 - Northern Pacific steam locomotive 2116 at Underwood, Minnesota, in 1935.
- ItemJMF00-01187.0 - Northern Pacific steam locomotive 2127 at Whitehall, Montana, in 1934.
- ItemJMF00-01188.0 - Northern Pacific steam locomotive 2131 at Garrison, Montana, in 1951.
- ItemJMF00-01189.0 - Northern Pacific steam locomotive 2131 at Garrison, Montana, in 1951.
- ItemJMF00-01190.0 - Northern Pacific steam locomotive 2134 at Dilworth, Minnesota, in 1946.
- 717 more...