About National Earmuff Day
On March 13th 1887, Chester Greenwood of Maine received a patent for earmuffs.
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The National Day of Reason was created by the American Humanist Association and the Washington Area Secular Humanists in 2003.
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Since its inception in 2018, Spread Goodness Day has set out to change the world, one act of goodness at a time.
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In 1998, Thailand declared March 13 as a day dedicated to the conservation of its elephants.
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