WSteam aircraftWAder Avion IIWAder Avion IIIWAder ÉoleWAerial steam carriageWFélix du Temple de la CroixWDu Temple MonoplaneWFluganWGiffard dirigibleWHenri GiffardWWilliam Samuel HensonWSamuel LangleyWHiram MaximWMozhaysky's airplaneWJohn StringfellowWTravel Air 2000WGustave Whitehead