The animated mystery-comedy “Scooby-Doo, Where Are You!” first aired on CBS.
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The Beatles released their hit single 'Yesterday.'
Howard Hughes designed and built the world's fastest plane called the H-1 racer, then, on this day, flew it at a new world speed record at 352 miles per hour in Santa Fe, California.
'Uncle Sam' became the official nickname of the United States.
Swiss engineer George de Mestral patented velcro.
Michelangelo began his three-year project sculpting the Statue of David.
