Finally managed to dig up some info on this bottle from the National Archives of Australia
The trade mark application date 1882
Application for Trade Mark titled depicting a coat of arms consisting of a shield bearing the representation of an Unicorn's head - consists of a monogram compsed of the letters "W.C" - Imported expressly for the Colonies - consists of an oblong label having its corners rounded off in the centre of the upper portion of which is the trade mark - The Fine Old Cognac - Imported expressly for the Colonies - Geneva - Imported expressly for the Colonies - Superior and the word Geneva - Old Matured Wine in respect of spirits, brandy, Hollands Gin or Geneva, wine - by Robert Ramsay and Ashton Gartside trading as Wilson Crosbie and Company