Railroad Archives Online
- 宗卷D0011 - James M. Fredrickson Collection
- 系列004 - Northern Pacific Railroad Company
- 次系列014 - Photographs
- 001 - Railroads--Equipment and Supplies
- 003 - Freight cars
- 物件JMF01-03701.0 - French box car at Olympia, Washington, circa 1954.
- 物件JMF01-3600.1 - Northern Pacific trains meet near Chehalis, Washington, in 1954.
- 物件JMF02-03708.0 - Northern Pacific freight train near East Auburn, Washington, in 1967.
- 物件JMF02-03709.0 - Northern Pacific freight train near East Auburn, Washington, in 1967.
- 物件JMF02-03707.0 - Northern Pacific freight train near East Auburn, Washington, in 1967.
- 24 more...