+---Adolph William John Cook (13 SEP 1860-12 FEB 1934)
+---Harold (Harry) William John Cook (07 FEB 1883-09 JUN 1969)
| | +---Thomas Edwards
| | +---Joseph Edwards (02 OCT 1710-)
| | +---Robert Edwards (11 AUG 1754-11 NOV 1804)
| | | +---Johanna Ingram 
| | +---Charles Edwards (30 NOV 1783-02 MAY 1857)
| | | | +---William Mortimer
| | | +---Mary Mortimer
| | +---Robert Edwards (30 JUL 1807-19 MAR 1880)
| | | | +---John Burnside
| | | | +---John Burnside (-BEF 1807)
| | | +---Harriet Burnside (ABT 1785-19 DEC 1853)
| | | | +---Robert Walker
| | | +---Mary Ann Walker
| | | +---Elizabeth ?
| | +---William Edwards (22 MAY 1832-20 SEP 1891)
| | | +---Mary Ann Matthews (29 FEB 1804-08 JAN 1849)
| +---Mary Ellen (Nell) Edwards (08 JUL 1863-25 NOV 1935)
| +---Susan Hunt (ABT 1841-15 AUG 1867)
Dorothy Joan (Joan) Cook (ABT 1915-)
+---Winifred Ethel Board (25 OCT 1889-1978)