🌐EnglishEnglishDeutschEspañolFrançaisItalianoNederlandsPolskiPortuguêsSvenskaEntityQ1999406· pop 8· linked from 22 articlesNormalsegelapparatglider designed by Otto Lilienthal in the 1890s, first aeroplane to be serially producedConnectionsInternational Standard Book NumberEntityWayback MachineEntityCategories1893 in Germany1893 in transport19th-century German experimental aircraftAircraft first flown in 1893German inventionsGlider aircraftLilienthal aircraftMonoplanesOtto LilienthalVehicles introduced in 1893