Gustav Zerffi died in 1892.
Gustav Zerffi was born in 1820.
G. G. Zerffi has written: 'The science of history' -- subject(s): Historiography
Gustav Neumann died in 1881.
Gustav Sjaastad died in 1964.
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.
Gustav Reichardt died in 1884.