This is a list of aviation-related events during the 19th century (1 January 1801 – 31 December 1900): 1800s - 1850s 1802 5 July – André-Jacques Garnerin and Edward Hawke Locker make a balloon flight from Lord's Cricket Ground in St John's Wood, London, England, to Chingford in just over 15 minutes. 2 December – A manned illuminated balloon is launched from the front of Notre Dame de Paris during the Coronation of Napoleon I. 1803 British Rear Admiral Charles Knowles proposes to the Admiralty that the Royal Navy loft an observation balloon from a ship in order to reconnoitre French preparations for the invasion of Britain in Brest. The proposal is ignored. 18 July – Etienne Gaspar Robertson and his copilot Lhoest ascend from Hamburg, Germany, to an altitude of around in a balloon. 3–4 October – André-Jacques Garnerin covers a distance of from Paris, France, to Clausen, Germany. 7–8 October – Francesco Zambeccari and Pasquale Andreoli make a balloon flight which crashes into the Adriatic Sea. 1804 Sir George Cayley builds a model glider with a main wing and separate, adjustable vertical and horizontal tail surfaces. August/September – The scientists Joseph Louis Gay-Lussac and Jean Baptiste Biot use a balloon to conduct experiments on the earth's magnetic field and the composition of the upper atmosphere. 23 August – Francesco Zambeccari and Pasquale Andreoli make a second balloon flight which crashes into the Adriatic Sea. 1806 Lord Cochrane flies kites from the Royal Navy 32-gun frigate HMS Pallas to spread propaganda leaflets along the coast of France. It is the first use of an aerial device in European maritime warfare. 1807 Jakob Degen, a clockmaker from Vienna, experiments with an ornithopter with flap-valve wings. 1809 Degen propels a hydrogen-filled balloon by flapping large ornithopter-style wings. September – Sir George Cayley publishes the first part of his seminal paper On Aerial Navigation, setting out for the first time the scientific principles of heavier-than-air flight. 1810 September – Frenchwoman Sophie Blanchard makes a flight starting from Frankfurt, making her the first woman to fly in a balloon in Germany. Chemist Johann Gottfried Reichard makes his first flight in a self-constructed gas balloon from Berlin, making him the second person to fly in a gas balloon in Germany. 1811 16 April – Wilhelmine Reichard makes her first solo flight, starting in Berlin, making her the first native German woman to fly in