Those attending the ceremony included Sir Donald Anderson, Director of Civil Aviation, Lord Mayor, Cr. L. R. Coates, Captain Horrie Miller, Director of Mac Robertson - Miller Airlines attended the ceremony after flying from Broome, Western Australia. Captain Miller had worked with Harry Hawker for Sopwith in England. Mrs Lucy Campbell of Lane Cove, Sydney. Mr Everest Le Page, who had attended school with Harry and was also a former mayor. Mrs Campbell was a close friend of Harry's before he left for England to learn to fly. Tom Sheehy, historian, Mr Leslie Blake, President of the Royal Historical Society of Victoria, Mr George Allan, Royal Air Force Association, Bob Chamberlain, and Jim (Harry) Hawker, both nephews of Harry Hawker.