U.S. Political Geography

Concise Dictionary of World Place-Names The Columbia Encyclopedia, 6th ed. Further reading

El Dorado

The Columbia Encyclopedia, 6th ed. | 2011 | Copyright

El Dorado , 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.

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