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
- 565 more...
- ItemJMF00-00126.0 - Northern Pacific steam locomotive 146 at Yacolt, Washington, circa 1920.
- ItemJMF00-00127.0 - Northern Pacific steam locomotive 155, circa 1905.
- ItemJMF00-00128.0 - Northern Pacific steam locomotive 155, circa 1910.
- ItemJMF00-00129.0 - Northern Pacific steam locomotive 157 at Yacolt, Washington, circa 1912.
- ItemJMF00-00130.0 - Northern Pacific steam locomotive 157, circa 1905.
- ItemJMF00-00131.0 - Northern Pacific steam locomotive 157, circa 1905.
- ItemJMF00-00132.0 - Northern Pacific steam locomotive 168 in 1916.
- ItemJMF00-00133.0 - Northern Pacific steam locomotive 168 in 1916.
- ItemJMF00-00134.0 - Northern Pacific steam locomotive 185, circa 1905.
- 2071 more...