African American mathematician, astronomer, clockmaker, and publisher.
1731 – Benjamin Banneker was born on the 9th of November.
1752 – He saw a pocket watch that was owned by a traveling salesman named Josef Levi. He was so fascinated by it that Levi gave it to him.
– Banneker then carved large-scale wooden replicas of each piece, calculating the gear assemblies himself, and used the parts to make a striking clock.
1761 – Constructed mechanical clock(probably 1st mechanical clock made in America)
– This event changed his life, and he became a watch and clock maker.
1789 – Banneker began his study of astronomy.
1791 – Appointed by President George Washington to a three man team of surveyors.
– Created and published his acclaimed Pennsylvania, Delaware, Maryland, and Almanac and Ephemeris.
1806 – He complained of being ill and went home to rest on his couch and died on 9th of October.