William Simson died in 1847.
William Simson was born in 1800.
Thomas Simson died in 1764.
Sampson Simson died in 1857.
Ivan Simson died in 1971.
Ronald Simson died in 1914.
Harold Fraser-Simson died in 1944.
John Simson Woolson died in 1899.
William Trail has written: 'Account of the life and writings of Robert Simson ..' 'Account of the Life and Writings of Robert Simson, M.D.: Late Professor of ..'
Thomas Simson Pratt died on 1879-02-02.
Geoffrey Spicer-Simson died on 1947-01-29.
Eduard von Simson died on 1899-05-02.
Robert Simson died on October 1, 1768 at the age of 80.