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
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.