Petersham estate Estate Estate established by Robert Wardell by buying up land grants between Petersham and the Cooks River. The estate eventually measured over two thousand acres but was subdivided after his murder in 1834. Name Alternate Sara Dell {"name":"Alternate","target":"","target_text":"Sara Dell","date":{"#markup":"<span class='date'><\/span>"},"date_start":null,"date_end":null} Property Comprises Sara Dell {"name":"Part of","target":"Sara Dell","target_text":null,"date":{"#markup":"<span class='date'><\/span>"},"date_start":null,"date_end":null} Owned by Wardell, Robert 1824 - 1834 {"name":"Owner of","target":"Wardell, Robert","target_text":null,"date":{"#markup":"<span class='date'>1824<\/span><span class='separator'> - <\/span><span class='date'>1834<\/span>"},"date_start":"1824","date_end":"1834"} Type Estate {"name":"Estate","target":"","target_text":null,"date":{"#markup":"<span class='date'><\/span>"},"date_start":null,"date_end":null} image