"Slingsby Sailpalnes Ltd" . . . . "Slingsby Sailplanes Ltd" . . . . . "Slingsby Sailplanes Ltd., Kirkbymoorside, Yorkshire" . . . . . . "Slingsby Sailplanes Limited" . . . . "Slingsby Aviation" . . . . . "Slingsby" . . "Slingsby Amphibious Hovercraft Company" . . "Slingsby Aircraft Ltd" . "F. Slingsby" . . . . . . . . . . "Slingsby Aircraft" . . "1931" . . . . . . . . . . . . . "Slingsby Aviation#Aircraft" . "Slingsby Sailplanes Ltd." . "Slingsby Sailplanes" . . . . . . . "Vickers\u2013Slingsby" . . . . . . . "Slingsby Aviation" . . . . . . . .