Gustav Hellmann died in 1939.
Gustav Hellmann was born in 1854.
Gustav Hellmann has written: 'Meteorologische Optik 1000-1836' -- subject(s): Meteorological optics 'Repertorium der deutschen Meteorologie: Leistungen der Deutschen in Schriften, Erfindungen und ..'
Diethard Hellmann died in 1999.
Hans Hellmann died on 1938-05-29.
Thorsten Hellmann has written: 'Die Besteuerung des privaten Grundeigentums'
Gustav Jaenecke died in 1985.
Gustav Helsted died in 1924.
Gustav Kadelburg died in 1925.
Gustav Schuft died in 1948.
Gustav Schwab died in 1850.
Gustav Hertzberg died in 1907.
Gustav Körte died in 1917.