The Metropolitan Museum of Art opened for the first time in New York City.
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A John Lennon fan bought a lock of his hair for $35,000 at an auction in Dallas, Texas, USA.
Danish-Norwegian explorer Caroline Mikkelsen became the first woman to set foot in Antarctica.
The first electric car charging network debuted in Estonia.
A polymer note replaced the paper £20 note in the UK.
American movie studio executives allowed the Office of War Information to review their scripts.