The sleeping car is a railroad car on a train with sleeping
facilities. The more luxurious types have real beds and
compartments not shared with strangers, while the couchette car
with berths is more basic, with compartments for four or six
people, where seats convert into double- or triple-level bunk-
beds, respectively. The Pullman company owned and operated most
such cars in the United States, attaching them to passenger
trains operated by the railways. All-Pullman trains included the
Chief and Super-Chief on the Atchison, Topeka, and Santa Fe
railroad and the various Zephyrs operated by other western
railroads. Pullman cars were normally a dark Pullman green
although some were painted in the host railroad's colors; they
were also named, and did not carry visible numbers. After World
War II the American railroads bought out the Pullman company's
sleeping car business and operated the cars themselves, though
they were still named rather than numbered and carried the word
'Pullman' on them. Pullman, as Pullma