(-20 OCT 1951)
+---Edgar Petterson
| | +---William Thomas Hitchcock (ABT 1800-)
| | +---Thomas Hitchcock (1827-15 SEP 1903)
| | | +---Maria Jane Bloomfield 
| | +---Thomas William Hitchcock (30 NOV 1849-29 NOV 1920)
| | | +---Elizabeth Elliot (1830-12 AUG 1888)
| +---Mabel Isabella Hitchcock (21 SEP 1884-29 NOV 1962)
| +---Fanny Bridger (1860-01 MAY 1945)
Valmai Petterson
+---Amy Nalder