Gustav Hellmann
German meteorologist
Gustav Johann Georg Hellmann or Georg Gustav Hellmann was a German meteorologist.
Hellmann was born in Löwen, Prussian Silesia. Since 1907 to 1922, he was the principal of the Preußischen Meteorologischen Institut in Berlin. He died in Berlin. Wikipedia
Born: July 3, 1854, Lewin Brzeski, Poland
Died: February 21, 1939 (age 84 years), Berlin, Germany