| The Columbia Encyclopedia, Sixth Edition. 2001-07. |
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| Khoper |
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(kh pyôr´) (KEY) , river, c.625 mi (1,010 km) long, S European Russia. It rises SW of Penza and flows SW, then S into the Don. It is partly navigable. |
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| | | The Columbia Encyclopedia, Sixth Edition. Copyright © 2007 Columbia University Press. |
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