Leo Königsberger
German mathematician and historian of science
Leo Königsberger was a German mathematician, and historian of science. He is best known for his three-volume biography of Hermann von Helmholtz, which remains the standard reference on the subject. Wikipedia
Born: October 15, 1837, Poznań, Poland
Died: December 15, 1921 (age 84 years), Heidelberg, Germany
Education: Humboldt University of Berlin
Children: Johann Koenigsberger