Famous Birthdays
- André Tacquet, Flemish mathematician and priest (Cylindricorum et annularium), born in Antwerp (d. 1660)
- Justus Georgius Schottel [Schottelius], German poet, born in Hanover (d. 1676)
About June 23, 1612
Calendar: Julian 
Day of the Week: Tuesday
Calendar: Gregorian 
Day of the Week: Saturday
How Long Ago? 412 years and 19 days
Leap Year: Yes
Star Sign: Cancer
Authors
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