Nellie Tayloe Ross of Wyoming became the first female American governor.
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Baseball champion Reggie Jackson was elected to the Hall of Fame.
The world's most famous clown 'Bozo' premiered live on KTLA-TV in Los Angeles, California, US.
Pioneering English pilot Amy Johnson went missing after bailing out of her plane over the Thames River.
Louis XV of France survived an attempt on his life from Robert-François Damiens, a lowly domestic servant.
Austrian newspaper called 'Die Presse' released Willhelm Röntgen's discovery of X-rays.
