. "1759Z"^^ . "1824Z"^^ . . "Richard Watson Dickson"@en . "1759-11-09Z"^^ . "Richard Watson Dickson (9 November 1759 \u2013 17 September 1824) was a physician and agriculturalist."@en . "1824-09-17Z"^^ . "English agriculturalist" . . . . "Dickson, Richard Watson"@en .