Francis Birch - cryptographer - died in 1956.
Francis Birch - cryptographer - was born in 1889.
Francis Birch - geophysicist - died in 1992.
Francis Birch - geophysicist - was born in 1903.
Robert Morris - cryptographer - died on 2011-06-26.
George Birch died in 1632.
Charles Birch died in 2009.
Reg Birch died in 1994.
Eugenius Birch died in 1884.
Halvor Birch died in 1962.
Arnold Birch died in 1964.
Cliff Birch died in 1990.
Frank Birch died in 1956.