+---Isaac Clark (01 JUL 1809-26 MAR 1877)
| +---Eleanor Russell 
+---Joseph Clark (ABT 1842-16 OCT 1928)
| | +---Alexander McKnight
| +---Elizabeth McKnight (1810-04 OCT 1884)
| +---Margaret Copeland
Elizabeth Clark
| +---Robert Pickis
| +---Richard Pickes (ABT 1611-)
| +---Nathaneal Pickis (ABT 1646-)
| +---Samuell Pickiss (ABT 1680-)
| | +---Mary ?
| +---Samuel Pickiss (ABT 1709-)
| +---John Pickess (ABT 1761-)
| | +---Susan Osborne
| +---John Pickess (ABT 1794-)
| | +---Sarah Carpenter
| +---Thomas Garwood Pickess (ABT 1819-01 JAN 1884)
| | | +---Joseph Garwood (ABT 1698-)
| | +---Mary Garwood (ABT 1727-)
| | | +---William Tarboll (ABT 1642-)
| | | +---William Torbould (ABT 1661-)
| | | | +---Mary ?
| | +---Elizabeth Torball (ABT 1700-OCT 1753)
| | +---Elizabeth ?
+---Mary Anne Pickess (28 APR 1844-07 MAY 1918)
| +---Robert Reeve (1783-22 JAN 1861)
+---Harriet Reeve (1823-07 OCT 1885)
+---Lydia Howard (1796-23 AUG 1874)