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
- 356 more...
- ItemJMF02-03903.5 - Northern Pacific steam locomotive 5100 at Livingston, Montana, in 1955.
- ItemJMF02-03903.6 - Northern Pacific steam locomotive 5110 at Livingston, Montana, in 1955.
- ItemJMF02-03903.7 - Northern Pacific steam locomotive 5106 at Livingston, Montana, in 1955.
- ItemJMF02-03904.0 - Northern Pacific steam locomotive 5106 at Livingston, Montana, in 1952.
- ItemJMF02-03904.1 - Northern Pacific steam locomotive 5106 in Montana circa 1946.
- ItemJMF02-03905.0 - Northern Pacific diesel locomotive at Laurel, Montana, in 1953.
- ItemJMF02-03906.0 - Northern Pacific steam locomotive 5105 at Laurel, Montana, in 1949.
- ItemJMF02-03907.0 - Northern Pacific steam locomotive 5136 at Laurel, Montana, in 1949.
- ItemJMF02-03908.0 - Northern Pacific steam locomotive 2657 at Glendive, Montana, in 1953.
- 2280 more...