Thomas Simson died in 1764.
Thomas Simson Pratt died on 1879-02-02.
Thomas Simson was born in 1696.
Thomas Simson Pratt was born in 1797.
Ivan Simson died in 1971.
William Simson died in 1847.
Ronald Simson died in 1914.
Sampson Simson died in 1857.
Harold Fraser-Simson died in 1944.
John Simson Woolson died in 1899.
Robert Simson died on October 1, 1768 at the age of 80.
Geoffrey Spicer-Simson died on 1947-01-29.
Eduard von Simson died on 1899-05-02.