Steven Istead (06 DEC 1972-26 JAN 1996)
| +---John Thomas Cox (ABT 1884-05 JUL 1960)
| +---Albert Edward Cox (22 SEP 1914-)
| | | +---Edward Bridgstock (ABT 1787-08 APR 1864)
| | | +---William Bridgstock (ABT 1818-ABT SEP 1890)
| | | | | +---William Cunnington (ABT 1770-)
| | | | +---Kezia Cunnington 
(ABT 1791-10 FEB 1858)
| | | | +---Mary ?
| | | +---James Bridgstock (13 MAY 1844-29 AUG 1896)
| | | | +---Alice Emery (ABT 1821-ABT SEP 1882)
| | +---Esther Bridgstock (24 DEC 1882-28 DEC 1949)
| | | +---Robert Miller (ABT 1822-)
| | +---Susan Maria Miller (ABT OCT 1844-)
+---Jennifer Cox (05 MAR 1950-)
+---Maud Anderson (24 FEB 1912-06 NOV 1997)