Clocks made before 1660 had only one hand - an hour hand.
41
Approximately 40% of the U.S. paper currency in circulation was counterfeit by the end of the Civil War.
47
The Statue of Liberty was a gift of friendship resulting from the diplomatic relationship between the United States and France.
97
The University of Oxford (teaching since 1096) predates the Aztec empire (1428 - 1521).
14
The first coast-to-coast telephone line was established in 1914.
33