This 50 ft standard steel box car Troop Sleeper cars were built in 1943 by Pullman Standard and ran on Allied Full Cushion trucks which were standard issue for these cars through teeir wartime service. A second order consisted of 1,000 troop sleeping cars, each accommodating 29-30 passengers and one Pullman porter. After the war they were sold by the government for bargain basement prices to railroads that converted them to a wide variety of uses ranging from cabooses to baggage cars to Railway Post Offices.