Geoffrey Mason died in 1987.
Geoffrey Mason was born in 1902.
Geoffrey Pliny Mason has written: 'An empirical analysis of a system of achievement grading based on the distribution of scholastic aptitude in a class' -- subject(s): Grading and marking (Students), Scholastic Aptitude Test
Geoffrey Fenton died in 1608.
Geoffrey Webb died in 1970.
Geoffrey Raynor died in 1983.
Geoffrey Keighley died in 2005.
Geoffrey Summers died in 1972.
Geoffrey Iliff died in 1946.
Geoffrey Paul died in 1983.
Geoffrey Peto died in 1956.
Geoffrey Pole died in 1558.
Geoffrey Bull died in 1999.