A circular map or diagram showing the elements: fire as a crescent at the top; air a zone beneath it; then earth divided by water (in the shape of a T) into the three continents; with an explanatory note below.1460-1500.From: A Carthusian miscellany of poems; chronicles; and treatises in Northern English; including an epitome or summary of Mandeville's travels.Add. 37049; f. 2vLondon; British Library.