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Ru| Author | |
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| Description |
Gagman, KKGraphic images of statistical quantities / Sost.KkGagman;Ussr.CSBU.- Kharkov: [type-lit.Wero them.Frunze], 1924. -24, [2] p., 25 liters.Diagram., Cartogr .. -1500 cop..Electronic Source: PB
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| Publisher | [Типо-лит. УВО им. Фрунзе] |