The Super Rotor AC.4 Andorinha (Swallow) was a sport autogyro first produced in Brazil in the 1960s. The prototype was built by Altair Coelho and flown in 1960 as the AC.1 a typically minimalist autogyro design consisting of an open framework supporting the pilot's seat rotor mast engine mounting and tail fin. Power was supplied by a converted Volkswagen engine driving a pusher propeller. Given a list of categories: company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work, what category does the paragraph belong to?
Mean Of Transportation