A Mayfair Centenarian Sir John Gardner Engleheart celebrated his 100 birthday on February 2 with a family dinner party at his London residence . 28 Curzon Street Mayfair . Sir John was educated at Rugby under the famous Dr Arnol who revolutionised the English public school system , and like Tom Brown travelled to school on top of a stage coach . He accompanied King Edward as Prince of Wales on his visit to Canada and the United States in 1860 and in 1872 became a clerk to the council of the Duchy of Lancaster of which council he was a member from 1901 until 1912 when he retired 1 February 1923 Sir John Gardner Dillman Engleheart