Frenchman Henri Fabre flew the world’s first seaplane in Martinique, France.
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The world's largest dinosaur footprint was discovered.
The world's first weightlifting championship took place in London, England.
The strain of swine flu known as H1N1 had its first case in the US.
A nuclear disaster occurred at Three Mile Island in Pennsylvania, US.
Stanley Kramer became the first person to receive a star on the Hollywood Walk of Fame.
