Great Northern Railway Passenger Car 1194, Coulee series observation car at Chicago, Illinois in 1967. Other subject classes: Observation, 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 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 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 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 1373, sleeper in Big Sky Blue color scheme at Chicago, Illinois in 1970. Other subject classes: Sleeper, Passenger 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 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

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

New York, Chicago and St. Louis Railroad (Nickel Plate Road) steam locomotive 206 at Chicago, Illinois on October 10, 1947. Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive