Famous Birthdays
Gottfried Wilhelm Leibniz (1646-1716)
German mathematician and philosopher (differential and integral calculus), born in Leipzig, Holy Roman Empire
About July 1, 1646
Calendar: Julian 
Day of the Week: Wednesday
Calendar: Gregorian 
Day of the Week: Sunday
How Long Ago? 378 years, 1 month and 1 day
Leap Year: No
Star Sign: Cancer
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