U-127 steam locomotive was built at the Putilov in 1910 to Tashkent railway. Serial number to 1960. During the Civil War while working on the frontline areas, he received serious injuries. After that, he was taken to Moscow, apparently, for parts. In May 1923 the locomotive was on the clean-workers repaired free of Ryazan-Ural railway depot in Moscow. At the same time it was painted in red, and on the sides of its tender appeared revolutionary slogans. Renovated decommissioned locomotive was donated to the communists of the railway. Honorary locomotive engineer operating the depot was elected Lenin as an honorary assistant engineer RS Zemlyachka (1921-1923 gg. Secretary Zamoskvoreche RK RKP (b) in Moscow).

January 23, 1924 U-127 engine had a funeral train carrying the body of VI Lenin's platform Gerasimovka to Paveletsky station. After that he drove a passenger train at Paveletsky towards another 13 years. Attributed to the engine was apparently to shed Moscow.
The locomotive was withdrawn from service in 1937. At the same time, it was decided to keep the memory of his descendants as a witness of National Mourning. After that, U-127 was overhauled and has been carefully restored. At the beginning of the war the engine was evacuated to Ulyanovsk and in October 1945 was returned to Moscow.
Pavilion built in 1938 by architect V.A.Markina, but to visit the open January 22
1948 as a branch of the Central Lenin Museum. It was installed and the engine U-127, together with the car number 1691, which brought the body of the leader. The pavilion is located in a relatively large landscaped park next to Paveletskaya station. In addition to the engine in the pavilion were exhibited sculptures of Lenin, Andreev, documents, letters, photographs. The exhibition began with a review of documents and the train came to an end. In the central part of the museum there was a so-called Lenin's room, which take into Octobrists, Pioneers and the Komsomol.
In 1980, the 110th anniversary of the leader for the museum built a more spacious building designed by Leonid Pavlov and Lydia Potter. Construction took place just over a year. The new building has to look like a glass display case, cap for the locomotive. It was visible from the outside. In addition to the engine in the pavilion by the time the sculpture was left (the work George Smith), she stands in the museum and symbolizes the end of the red banner, which head Ilyich niche.
August 5, 2011 in the building, "Mourning Train Lenin" opens the historical part of Moscow railway museum





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