Roslyn Hall Estate Estate Estate established by Thomas Barker on land he acquired on Woolloomooloo Hill in 1833. Comprising both villa and windmills on his 9 acres, the estate was subdivided in 1889. Locate -33.875038206189, 151.22598835394 Property Owned by Barker, Thomas 1833 - 1875 {"name":"Owner of","target":"Barker, Thomas","target_text":null,"date":{"#markup":"<span class='date'>1833<\/span><span class='separator'> - <\/span><span class='date'>1875<\/span>"},"date_start":"1833","date_end":"1875"} Type Estate {"name":"Estate","target":"","target_text":null,"date":{"#markup":"<span class='date'><\/span>"},"date_start":null,"date_end":null} image