Cars of the ‘Century’ By Brian Schmidt | September 7, 2021 Email Newsletter Get the newest photos, videos, stories, and more from Trains.com brands. Sign-up for email today! Get Updates Cars of the ‘Century’ Mail-baggage car No. 5020 had a 60-foot Railway Post Office section. The 20th Century Limited typically carried one such car per consist. There were four cars in the 5020-5023 series. Pullman-Standard photo