Johann Becker - entomologist - was born in 1932.
Johann Becker - entomologist - died in 2004.
Johann Philip Becker was born in 1809.
Johann Becker - politician - was born in 1869.
Johann Philip Becker died in 1886.
Johann Becker - politician - died in 1951.
Johann Hermann Becker has written: 'Q.D.B.V. dissertationem academicam physico-astronomicam De maculis solaribus' -- subject(s): Sunspots
Philip Crowley - entomologist - was born in 1837.
Henri Bertrand - entomologist - was born in 1892.
Claude Fuller - entomologist - was born in 1872.
Thomas Blackburn - entomologist - was born in 1844.
Guido Grandi - entomologist - was born in 1886.
George Wheeler - entomologist - was born in 1858.