John Langdon Sibley died in 1885.
John Langdon Sibley was born in 1804.
John Langdon Down died in 1896.
John Langdon Parsons died in 1903.
John Langdon-Davies died in 1971.
John Langdon Bonython died on 1939-10-22.
John Langdon - politician - died on 1819-09-18.
John Sibley Whalen was born in 1868.
He died at the age of 78 from old age.
what philosophies influenced john langdon?
Charles Sibley died in 1998.
Celestine Sibley died in 1999.
Hiram Sibley died in 1888.