Longwood House House built in the 1850s on what was then Yarranabbe Road Darling Point. The address eventually became 9 Thornton Street. Locate -33.868663743438, 151.23822518562 Milestone Constructed 1856 - 1857 {"name":"Constructed","target":"","target_text":null,"date":{"#markup":"<span class='date'>1856<\/span><span class='separator'> - <\/span><span class='date'>1857<\/span>"},"date_start":"1856","date_end":"1857"} Demolished 1967 {"name":"Demolished","target":"","target_text":null,"date":{"#markup":"<span class='date'>1967<\/span>"},"date_start":"1967","date_end":"1967"} Property Owned by Thornton, George Mar 1859 - 1890 {"name":"Owner of","target":"Thornton, George","target_text":null,"date":{"#markup":"<span class='date'>Mar 1859<\/span><span class='separator'> - <\/span><span class='date'>1890<\/span>"},"date_start":"1859-03","date_end":"1890"} Type House {"name":"House","target":"","target_text":null,"date":{"#markup":"<span class='date'><\/span>"},"date_start":null,"date_end":null}