| The Columbia Encyclopedia, Sixth Edition. 2001-07. |
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| Concord, river, United States |
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| river, c.15 mi (24 km) long, NE Mass., a short tributary of the Merrimack, which it joins at Lowell. On Apr. 19, 1775, colonial militia fired some of the first shots of the American Revolution at the British over a bridge across the river at Concord, Mass. Henry David Thoreau’s first book, A Week on the Concord and Merrimack Rivers (1849), records a boat trip with his brother. |
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| | | The Columbia Encyclopedia, Sixth Edition. Copyright © 2007 Columbia University Press. |
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