subsequently acquired by BAE Systems Australia. Vessels constructed at Williamstown Dockyard References Victorian Heritage Register Accessed on 9 Nov 2010 National Trust of Australia (Victoria) Register Accessed on 9 Nov 2010 External links Alfred Graving Dock Shipyards of Australia Shipbuilding companies of Australia Heritage-listed buildings in Melbourne Transport buildings and structures in Victoria (Australia) Williamstown, Victoria 1874 establishments in Australia Buildings and structures completed in 1874 Buildings and structures in the City of Hobsons Bay