On this day: January 10

Published On: Jan 09 2013 12:35:09 PM CST   Updated On: Jan 10 2016 11:59:00 PM CST

Caesar crosses the Rubicon, the London Underground opens, RCA introduces the 45 rpm single, The Beatles' first U.S. record is released, and Wendy's asks "Where's the Beef?," all on this day.

OTD January 10 - Stephen Ambrose
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Jim Wallace/Smithsonian Institution

1936: Historian Stephen Ambrose, the biographer of U.S. Presidents Dwight D. Eisenhower and Richard Nixon and the author of many best selling volumes of American popular history, is born in Lovington, Illinois. Among his most popular books are 1992's "Band of Brothers, E Company, 506th Regiment, 101st Airborne: From Normandy to Hitler's Eagle's Nest" and 1996's "Undaunted Courage: Meriwether Lewis, Thomas Jefferson, and the Opening of the American West." He died of lung cancer at age 66 on Oct. 13, 2002.

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