Geoffrey Sumner died in 1989.
Geoffrey Sumner was born in 1908.
Sumner Slichter died in 1959.
Charles A. Sumner died in 1903.
Sumner Paine died in 1904.
Sumner White died in 1988.
Sumner Pike died in 1976.
Jethro Sumner died in 1785.
Sumner Blossom died in 1977.
Mary Sumner died in 1921.
Donald Sumner died in 1990.
Sumner Ely died in 1857.
Fred Sumner died in January 1942.