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The Louisiana Purchase was the acquisition by the United States of America in 1803 of 828,000 square miles (2,144,000 square kilometers or 529,920,000 acres) of France's claim to the territory of Louisiana. The U.S. paid 50 million francs (... |
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William Frederick "Buffalo Bill" Cody was an American soldier, bison hunter and showman. He was born in the Iowa Territory (now the American state of Iowa), near LeClaire. He was one of the most colorful figures of the American Old West, an... |
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Clair Patterson was a geochemist born in Mitchellville, Iowa, United States. He graduated from Grinnell College in Grinnell, Iowa, received his Ph.D. from the University of Chicago, and spent his entire professional career at the California... |
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