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
- 1667 more...
- ItemJMF00-00954.0 - Northern Pacific steam locomotive 1780 at Livingston, Montana, in 1953.
- ItemJMF00-00955.0 - Northern Pacific steam locomotive 1780 at Easton, Washington, in 1938.
- ItemJMF00-00955.1 - Northern Pacific steam locomotive 1780 at Auburn, Washington, in 1935.
- ItemJMF00-00955.2 - Northern Pacific steam locomotive 1780 in Washington, circa 1947.
- ItemJMF00-00956.0 - Northern Pacific steam locomotive 1781 at Pasco, Washington, in 1948.
- ItemJMF00-00957.0 - Northern Pacific steam locomotive 1781 at Pasco, Washington, in 1938.
- ItemJMF00-00958.0 - Northern Pacific steam locomotive 1781 at Pasco, Washington, in 1938.
- ItemJMF00-00959.0 - Northern Pacific steam locomotive 1782 at South Tacoma, Washington, in 1950.
- ItemJMF00-00960.0 - Northern Pacific steam locomotive 1782 at Tacoma, Washington, in 1954.
- 969 more...