Postcard issued by the Soviet Philatelic Association "Philately for Children", with the overprinting of the coat of arms and the stamp. The issue was of an advertising nature, and the cards were not intended for postal circulation. (Image)

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1927 Surcharge letter from the mail car 21. Surcharge up to the full amount of a nonregistered foreign letter. Rolling advertising postmark of Moscow Post Office. (Image)

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Postcard of the Soviet Philatelic Association "Philately for Children" on the form of the pre-revolutionary issue. Reproduction of the story of stamp 7 ( "The Liberated Proletarian" or " To the Light" ) (Image)

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