Northern Pacific Sleeper Number 363, at Chicago, Illinois, May 1966..

National Railway Supply (NRS) Corporation passenger car 55 with Norfolk & Western caboose 555071 at the end of a freight train at Chicago, Illinois on July 25, 1986. Photo by J.M. Fredrickson. Other Subject Classes: passenger car, freight train, caboose

Great Northern Railway Postal Car 275, Baggage/Express/Storage Mail Car at Chicago, Illinois in 1970 Big Sky Blue color scheme. Other subject classes: Baggage/Express/Storage Mail Car, Postal Car

Great Northern Railway Passenger Car 1392, Full-length Great Dome Lounge Car at Chicago, Illinois in 1970. Big Sky Blue color scheme. Other subject classes: Dome Lounge, Passenger car

Great Northern Railway Passenger Car 1373, sleeper in Big Sky Blue color scheme at Chicago, Illinois in 1970. Other subject classes: Sleeper, Passenger car

Great Northern Railway Passenger Car 1329, Vista Great Dome Car at Chicago, Illinois in 1969. Big Sky Blue color scheme. Other subject classes: Dome Coach, Passenger car

Great Northern Railway Passenger Car 1325, Vista Great Dome Car at Chicago, Illinois in 1970. Big Sky Blue color scheme. Other subject classes: Dome Coach, Passenger car

Great Northern Railway Passenger Car 1324, Vista Great Dome Car at Chicago, Illinois in 1970. Big Sky Blue color scheme. Other subject classes: Dome Coach, Passenger car

Great Northern Railway Passenger Car 1252, at Chicago, Illinois in 1970. Big Sky Blue color scheme. Other subject classes: Diner, Passenger car

Great Northern Railway Passenger Car 1194, Coulee series observation car at Chicago, Illinois in 1967. Other subject classes: Observation, Passenger car