Alexander Miles patented the automatic opening and closing elevator.
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Theodore Roosevelt became the first US President to fly in an airplane.
NASA launched its first space probe, Pioneer 1.
Lionel Richie's second album and best-selling of all time, 'Can't Slow Down,' was released.
US President Franklin D. Roosevelt received a letter from Albert Einstein detailing the possibility of atomic weapons.
Around 200,000 people marched through Washington, D.C. streets to fight for gay and lesbian civil rights.
