Montgolfier brothers filled balloon he had developed. In early 1784, the Flesselles balloon, named after the unfortunate Jacques de Flesselles, later to be an early casualty at the Bastille, gave a rough landing to its passengers. In June 1784, the Gustave (a hot air balloon christened La Gustave in honour of King Gustav III of Sweden's visit to Lyon ) saw the first (singing) female aeronaut, Élisabeth Thible. Both brothers invented a process to manufacture transparent paper looking like vellum, reproducing the technique of the English, followed by the papermakers Johannot and Réveillon. In 1796, Joseph Michel Montgolfier invented the first self-acting
Organization of the Air Service of the American Expeditionary Force "observation wings" were created to coordinate the reconnaissance activities of the five corps air services. The basic units of the air service were the squadron for powered aircraft and the company for balloons. 45 squadrons (38 of which conducted combat operations) of aircraft and 17 companies of balloons served at the front. The 20 pursuit and seven bombardment squadrons were authorized 25 aircraft (including spares) and 18 crews each by the "Field Service Regulations", while the 18 observation squadrons were each authorized 24 planes and 18 crews. Balloon companies were equipped with one balloon and approximately six observers each. The