sentences:  Middleton commenced his rugby career with the Glebe Rugby Club—the Sydney suburb of his birth.His first representative appearance was for New South Wales in the interstate series against Queensland in 1908 which performance saw him selected for New South Wales against the touring Anglo-Welsh side of 1908.He was in the right place at the right time and was selected in Australia's inaugural national rugby team to tour the northern hemisphere – Dr Paddy Moran's First Wallabies.