| The Columbia Encyclopedia, Sixth Edition. 2001-07. |
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| Horton |
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| river, c.275 mi (440 km) long, rising in a lake N of Great Bear Lake, Northwest Territories, Canada, and flowing NW to Franklin Bay, a part of the Beaufort Sea. |
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| | | The Columbia Encyclopedia, Sixth Edition. Copyright © 2007 Columbia University Press. |
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