| The Columbia Encyclopedia, Sixth Edition. 2001-07. |
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| Harpenden |
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(här´p nd n) (KEY) , town (1991 pop. 28,589), Hertfordshire, E central England. Mainly residential, Harpenden is the site of Rothamsted Agricultural Experimental Station, known for biological and agricultural research. |
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| | | The Columbia Encyclopedia, Sixth Edition. Copyright © 2007 Columbia University Press. |
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