Pyrmont windmill Mill Mill built by John Macarthur on his land at Pyrmont around 1807 and managed by Garnham Blaxcell. It was in ruins by the early 1820s. Locate -33.86627485517, 151.19354666298 Milestone Constructed 1806 - 1807 {"name":"Constructed","target":"","target_text":null,"date":{"#markup":"<span class='date'>1806<\/span><span class='separator'> - <\/span><span class='date'>1807<\/span>"},"date_start":"1806-01-01","date_end":"1807-01-01"} Type Mill {"name":"Mill","target":"","target_text":null,"date":{"#markup":"<span class='date'><\/span>"},"date_start":null,"date_end":null} image