do 12. generácie
0━┳ Robert Clarkson 1785- &1806 Frances Scutt 1785- ┣━1━━ Robert Clarkson 1808- ┣━2━━ John Clarkson 1811- ┣━3── Ann Clarkson ca 1814- ┗━4── Mary Clarkson 1817-
Spolu: 4 potomkovia (6 osoby s [spouses])
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