Jean Baptiste Joseph, chevalier Delambre was a French mathematician, astronomer, historian of astronomy, and geodesist. He was also director of the Paris Observatory, and author of well-known books on the history of astronomy from ancient times to... Wikipedia
Born: September 19, 1749, Amiens, France
Died: August 19, 1822 (age 72 years), former 10th arrondissement of Paris