It was designed by E.M.
The Middle Harbour Syphon is an heritage - listed sewerage syphon located at Monash Crescent ( East Side ) , The Spit , Northern Beaches Council , New South Wales , Australia .
Middle Harbour Syphon was designed by E.M.
The Middle Harbour Syphon is an heritage - listed sewerage syphon located at Monash Crescent ( East Side ) , The Spit , Northern Beaches Council , New South Wales , Australia .