Dawes Point battery Fortification First permanent fortification in Sydney constructed on the site of Dawes' observatory. The current archaeological site below the southern pylon of the Harbour Bridge reveals a powder magazine, officer quarters, guardhouse and circular battery . image Milestone Constructed 1791 - 1925 {"name":"Constructed","target":"","target_text":null,"date":{"#markup":"<span class='date'>1791<\/span><span class='separator'> - <\/span><span class='date'>1925<\/span>"},"date_start":"1791","date_end":"1925"} Position Architect Greenway, Francis 1819 {"name":"Architect","target":"Greenway, Francis","target_text":null,"date":{"#markup":"<span class='date'>1819<\/span>"},"date_start":"1819","date_end":"1819"} Designer Barney, George 1856 {"name":"Designer","target":"Barney, George","target_text":null,"date":{"#markup":"<span class='date'>1856<\/span>"},"date_start":"1856","date_end":"1856"} Type Fortification {"name":"Fortification","target":"","target_text":null,"date":{"#markup":"<span class='date'><\/span>"},"date_start":null,"date_end":null} image image image image
