because they are stupid
Robert Clarkson died in 2010.
George Clarkson died in 1977.
Guy Clarkson died in 1974.
Clarkson Crolius died in 1843.
Billy Clarkson died in 1954.
Ewan Clarkson died in 2010.
Matthew Clarkson died in 1825.
Laurence Clarkson died in 1667.
Laurie Clarkson died in 2008, in UK.
Stu Clarkson died on 1957-10-26.
John Clarkson died on 1909-02-04.
Clarkson Frederick Stanfield died in 1867.