Railroad Archives Online
- CollectionD0011 - James M. Fredrickson Collection
- Series004 - Northern Pacific Railroad Company
- Subseries Level 1014 - Photographs
- Subseries Level 2003 - Railroad Buildings and Structures
- Subseries Level 3009 - Equipment Servicing Facilities
- 8 more...
- ItemJMF04-03164.0 - Northern Pacific water tank at Frances, Washington, in 1908.
- ItemJMF04-03222.0 - Northern Pacific diesel control center panel at St. Paul, Minnesota, in 1969.
- ItemJMF04-03223.0 - Northern Pacific diesel control center panel at St. Paul, Minnesota, in 1969.
- ItemJMF04-03224.0 - Northern Pacific diesel control center panel at St. Paul, Minnesota, in 1969.
- ItemJMF04-03225.0 - Northern Pacific diesel control center at St. Paul, Minnesota, in 1969.
- ItemJMF04-03226.0 - Northern Pacific diesel control center panel at St. Paul, Minnesota, in 1969.
- ItemJMF04-03227.0 - Northern Pacific diesel control center panel at St. Paul, Minnesota, in 1969.