Francis Birch - geophysicist - died in 1992.
Francis Birch - geophysicist - was born in 1903.
Francis Birch - cryptographer - died in 1956.
Francis Birch - cryptographer - was born in 1889.
Gerhard Müller - geophysicist - died in 2002.
Maurice Hill - geophysicist - died in 1966.
Halvor Birch died in 1962.
Frank Birch died in 1956.
Reg Birch died in 1994.
Eugenius Birch died in 1884.
Gaylord Birch died in 1996.
Arnold Birch died in 1964.
Cliff Birch died in 1990.