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 3004 - Railroad passenger cars
- 158 more...
- ItemJMF05-04029.0 - Northern Pacific Railroad Dome Coach Number 552 at Tacoma, Washington in July, 1954.
- ItemJMF05-04030.0 - Northern Pacific Railroad Dome Coach Number 555 at Missoula, Montana in June 1955.
- ItemJMF05-04030.1 - Northern Pacific Railroad Day/Nite Coach Number 582 at East Auburn, Washington in March, 1970.
- ItemJMF05-04031.0 - Northern Pacific Railroad Day/Nite Coach Number 589 at Seattle, Washington, circa 1953.
- ItemJMF05-04031.1 - Northern Pacific Railroad Day/Nite Coach Number 593 at St. Paul, Minnesota, circa 1954.
- ItemJMF05-04032.0 - Northern Pacific Railroad Coach Number 634 at Wickersham, Washington in 1990.
- ItemJMF05-04033.0 - Northern Pacific Railroad Observation Car 749, circa 1956.
- ItemJMF05-04034.0 - Northern Pacific Railroad Observation Car 749, circa 1956.
- ItemJMF05-04035.0 - Northern Pacific Railroad Coach Number 879 at Tacoma, Washington in April 1935.
- 32 more...