About Jean Sylvain Bailly
[Wikidata] French astronomer, mathematician, freemason, and political leader (1736-1793)... | [Wikipedia] Jean Sylvain Bailly was a French astronomer, mathematician, freemason, and political leader of the early part of the French Revolution. He presided over the Tennis Court Oath, served as the mayor of Paris from 1789 to 1791, and was ultimately guillotined during the Reign of Terror.
