African American mathematician, astronomer, clockmaker, and publisher
1731 - Born on the 9th of November.
1753 - Made a wooden clock, which ran well for at least twenty years.
1789 - He was able to make the calculations to predict solar and lunar eclipses.
1792-1797 - Published the compile ephemeris for the Benjamin Banneker's Almanac, which an anti-slavery society.
1791-1797 - The first issue of Banneker's Almanac was published and it continued to appear annually.
1806 - Benjamin Banneker died on 9th of October in his log cabin.
He became known as the Sable Astronomer.
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