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
- 1656 more...
- ItemJMF00-00942.0 - Northern Pacific steam locomotive 1777 at Auburn, Washington, in 1948.
- ItemJMF00-00943.0 - Northern Pacific steam locomotive 1777 at South Tacoma, Washington, in 1950.
- ItemJMF00-00944.0 - Northern Pacific steam locomotive 1777 at Centralia, Washington, in 1954.
- ItemJMF00-00945.0 - Northern Pacific steam locomotive 1777 at South Tacoma, Washington, in 1955.
- ItemJMF00-00946.0 - Northern Pacific steam locomotive 1777 at South Tacoma, Washington, in 1955.
- ItemJMF00-00947.0 - Northern Pacific steam locomotive 1777 at South Tacoma, Washington, in 1934.
- ItemJMF00-00948.0 - Northern Pacific steam locomotive 1777 at South Tacoma, Washington, in 1934.
- ItemJMF00-00949.0 - Northern Pacific steam locomotive 1778 at Mandan, North Dakota, in 1946.
- ItemJMF00-00950.0 - Northern Pacific steam locomotive 1779, circa 1946.
- 980 more...