Geoffrey R. Ball was born in 1964.
Geoffrey R. Waters was born in 1948.
Geoffrey R. Denton was born in 1931.
Geoffrey R. Stone was born in 1946.
Geoffrey T. R. Hill was born in 1895.
Thomas R. Ball was born in 1896.
Gregory R. Ball was born on 1977-09-16.
Geoffrey R. Fuller has written: 'Optical systems'
Geoffrey R. Harris has written: 'Loops and unoriented strings'
Geoffrey Arend's birth name is Geoffrey R. Arend.
Geoffrey Warde was born in 1889.
Geoffrey T. R. Hill died on 1955-12-26.
Geoffrey Edwin Summerhayes was born in 1928.