The Lost Letter (Russian: Пропа́вшая гра́мота, Propavshaya gramota), or A Disappeared Diploma, is a 1945 Soviet animated film directed by the Brumberg sisters and Lamis Bredis. It is the first Soviet cel-animated feature film. It was produced at the Soyuzmultfilm studio in Moscow and is based on the story with the same name by Nikolai Gogol.
Satire about importance of saving electricity in war times
