The classes and the population of the Ural region: (according to the development of the All-Union. Census of the population of 1...

Description	The classes and the population of the Ural region: (according to the development of the All-Union. Census of the population of 1926).- Sverdlovsk: Uralstatotel, 1929. -.Electronic copy source: Chelyabinsk o'DB
Publisher	Свердловск : Уралстатотдел

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