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On this day in History, at 6.53 am is the largest correspondence between calendar dates and significant digits of pi, since the introduction of the Julian calendar (3.14159265358).
1644 England grants patent for Providence Plantations (now Rhode Island)
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The Rhode Island Royal Charter provided royal recognition to the Colony of Rhode Island and Providence Plantations, approved by England’s King Charles II in July 1663.
1794 Eli Whitney patents the cotton gin machine
Cotton Gin Machine (Image Source: Google)
Eli Whitney patents the cotton gin machine revolutionizing the cotton industry in the southern US states. In addition, it was responsible for generating super-normal profits.