Zheleznovodsk. View of the Iron Mountain [Izomaterial: electronic resource]: [postcard]. - Electronic data (2 files: 2.62 MB). - (St. Petersburg: Boris Yeltsin Presidential Library, 2013). - Access mode: the Internet portal of the Boris Yeltsin Presidential Library. The title from the screen. On the reverse side before the title number: 4. Electronic reproduction of the open letter: Zheleznovodsk. View of the Iron Mountain [Izomaterial]. Ed. Counterparties of the Press, [between 1922 and 1929] (Moscow: Tipo-Lit. Dunaev). 1 card: photo-mechanical seal. No. 66367. Circulation 3000 copies. On the reverse side - a stamp. Location: Children's Museum of Greeting Cards, St. Petersburg. Copying by users is not allowed
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I. Presidential Library. B. N. Yeltsin (St. Petersburg) .1. Territory (collection). 2. Postcards in the Presidential Library fund (collection). 3. Iron, the mountain (Caucasus North) - Postcards. 4. Documentary cards - the USSR - 1917-1941.