Sir Isaac Newton Birthday Party Invitation
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Sir Isaac Newton Birthday Party – Finally, a holiday season party for scientists! Proudly show your inner geek this holiday season and celebrate Newton's birthday with this cheeky, hilarious Christmas card. The famous scientist Isaac Newton was born on December 25th when England was still using the "old" Julian calendar. Which is January 4th by today's Gregorian calendar. The ideal Christmas card for that friend, family member or work colleague who likes something a little different around Christmas time.