Hayyim Selig Slonimski
Astronomer
Ḥayyim Selig ben Ya'akov Slonimski, also known by his acronym ḤaZaS, was a Hebrew publisher, mathematician, astronomer, inventor, science writer, and rabbi. Wikipedia
Born: March 31, 1810, Białystok, Poland
Died: May 15, 1904 (age 94 years), Warsaw, Poland