3467990 Patent Kite and Chervolant from "The Aeropleustic Art, or Navigation in the Air, by the Use of Kites, or Buoyant Sails, pub. 1827 (hand coloured aquatint) by English School, (19th century); Private Collection; (add.info.: showing by mariner\'s compass the points of car\'s traverse against the Wind; charvolant was invented by George Pocock (1774 - 1843) and was a carriage pulled by two kites attached to controllable lines rather than horses;); The Stapleton Collection; English, out of copyright.