Ozzy Osbourne bit the head off a bat that a fan threw onto the stage during a performance in Des Moines, Iowa.
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The US published its first book on Geology – 'Observations on the Geology of the United States' by William Maclure.
Feminist Elizabeth Cady Stanton became the first woman to testify before Congress.
The classic song 'Mr. Tambourine Man' was recorded by The Byrds.
Franklin D. Roosevelt became the first and last US President to serve four terms.
Marvin Gaye's 'What's Going On' single was released.
