by the authorities, he clandestinely climbs to the rooftop of the Đumrukhana (Import Tax Head Office) and jumps off, landing in a heap of snow and surviving. 1842 November – English engineer William Samuel Henson makes the first complete drawing of a power-driven aeroplane with steam-engine drive. The patent follows the works of Cayley. The English House of Commons rejects the motion for the formation of an "Aerial Transport Company" with great laughter. 1843 William Samuel Henson and John Stringfellow file articles of incorporation for the world's first air transport company, the Aerial Transit Company 1845 William Samuel Henson and John Stringfellow build a steam-powered model aircraft, with a wingspan of . 1846 French balloonist Francisque Arban makes his twelfth flight from Rome in April, and is rescued from the sea after a flight from Trieste later in the year. 1848 John Stringfellow flies a powered monoplane model a few dozen feet in a powered glide at an exhibition at Cremorne Gardens in London. 1849 12–25 July – While blockading Venice, the Austrians launch unmanned incendiary balloons equipped with explosive charges from land and as well as from the steamship in an attempt to bombard Venice. Although the experiment is mostly unsuccessful, it is both the first use of balloons for bombardment and the first time a warship makes offensive use of an aerial device. 2–3 September – French balloonist Francisque Arban makes the first (and until 1924 only) balloon flight over the Alps, flying a hydrogen balloon from Marseille to Turin. 7 October – Francisque Arban takes off from Barcelona, but his balloon is blown over the Mediterranean Sea and is lost. Sir George Cayley launches a 10-year-old boy in a small glider being towed by a team of people running down a hill. This is the first known flight by a person in a heavier-than-air machine. 1852 24 September – French engineer Henri Giffard flies from the Paris Hippodrome to Trappes in a steam-powered dirigible, reaching a speed of about . 1853 Late June or early July – Sir George Cayley's coachman successfully flies a glider, designed by his employer, some proportion of the distance across Brompton Dale in Yorkshire, becoming the world's first adult aeroplane pilot. Unimpressed with this honour, the coachman promptly resigns his employment. 1855 First use of the word "aeroplane", in a paper by Joseph Pline. 1856 December – French Captain Jean Marie Le