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El Dorado
El Dorado (el durā'du) [key], city (1990 pop. 23,146), seat of Union co., S central Ark; inc. 1845. The discovery of oil in 1921 made it the oil center of the state. The city has oil refineries, chemical plants, and poultry-packing houses, as well as diverse manufactures.
The Columbia Electronic Encyclopedia, 6th ed. Copyright © 2007, Columbia University Press. All rights reserved.
